cytiva Monitor pH/C-900 Operating Instructions Manual

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Monitor pH/C-900

Operating Instructions

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Page 1 Monitor pH/C-900 Operating Instructions Original instructions Translation disc included cytiva.com...
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Page 3: Table Of Contents
Troubleshooting ....................64 Problems and corrective actions ......................65 Error messages ............................... 69 Reference information ..................71 Menu overview ..............................72 Technical specifications ..........................73 Accessories and spare parts ........................76 Recycling information ..........................78 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 4 Eurasian Economic Union Евразийский экономический союз ....................82 8.5.4 Regulations for North America ....................... 84 8.5.5 Regulatory statements ..........................85 8.5.6 Declaration of Hazardous Substances (DoHS) ................86 Health and Safety Declaration Form ...................... 88 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 5: Introduction
1 Introduction Introduction About this chapter This chapter contains important user information, descriptions of safety notices, regu- latory information, and intended use of the Monitor pH/C-900 instrument. In this chapter Section See page About this manual Important user information Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 6: About This Manual
Typographical conventions Software items are identified in the text by bold italic text. Hardware items are identified in the text by bold text. In electronic format, references in italics are clickable hyperlinks. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 7: Important User Information
If you do, you may be exposed to hazards that can lead to personal injury and you may cause damage to the equipment. Intended use of the product Monitor pH/C-900 is intended for research use only, and shall not be used in any clinical procedures, or for diagnostic purposes. Prerequisites...
Page 8 Notes and tips Note: A note is used to indicate information that is important for trouble-free and optimal use of the product. Tip: A tip contains useful information that can improve or optimize your proce- dures. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 9: Safety Instructions
2 Safety instructions Safety instructions About this chapter This chapter describes safety compliance, safety labels, general safety precautions, emergency procedures, power failure and recycling of Monitor pH/C-900. Important WARNING Before installing, operating or maintaining the product, all users must read and understand the entire contents of this chapter to become aware of the hazards involved.
Page 10: Safety Precautions
Any computer used with the equipment must comply with IEC 60950 or IEC 62368-1 and be installed and used according to the manufacturer's instructions. Personal protection WARNING Always use appropriate Personal Protective Equipment (PPE) during operation and maintenance of this product. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 11 The power cord with plug must always be easy to disconnect. CAUTION Make sure that the system is placed on a stable, level bench with adequate space for ventilation. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 12 WARNING Use only approved parts. Only spare parts and accessories that are approved or supplied by Cytiva may be used for maintaining or servicing the product. WARNING Corrosive substance. NaOH is corrosive and therefore dangerous to health.
Page 13: Labels
• Supply voltage frequency (Hz) • Max. power consumption (VA) Warning! Read the user documentation before using the system. Do not open any covers or replace parts unless specifically stated in the user documentation. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 14: Emergency Procedures
2 Safety instructions 2.3 Emergency procedures Emergency procedures Introduction This section describes how to shut down the Monitor pH/C-900 instrument in an emer- gency situation. The section also describes the result in the event of power failure. Emergency shutdown In an emergency situation, follow the steps below to stop the run:...
Page 15: Instrument Description
3 Instrument description Instrument description About this chapter This chapter gives an overview of the Monitor pH/C-900 instrument, and a brief description of its function. Introduction to Monitor pH/C-900 Monitor pH/C-900 is an on-line monitor for measurement of pH and conductivity. The monitor can work with standard glass pH electrodes with a built in liquid-filled refer- ence electrode and BNC connector.
Page 16 3 Instrument description Main unit, rear panel The illustration below shows the rear panel of the Monitor pH/C-900 instrument. Probe Ground On/o Analogue out 0-1V Mains pH Cond Conductivity UniNet -1 Flow Cell Part Function Conductivity Flow Cell. Connection to conductivity flow cell, 9 pole D- sub connector pH Ground.
Page 17 Sealing Internal electrolyte bridge containing 4M KCl saturated with AgCl Silicone sealing Ag/AgCl reference electrode Internal annular coaxial ceramic reference junction External electrolyte bridge containing 1M KNO O-ring Glass electrode containing diluted, buffered KCl Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 18 Temperature variations influence the conductivity and in some applications, when highly precise conductivity values are required, it is possible to program a temperature compensation factor that recalculates the conduc- tivity to a set reference temperature. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 19: Installation
4 Installation Installation About this chapter This chapter provides required information to enable users and service personnel to unpack, install, move and transport Monitor pH/C-900. Safety precautions WARNING Before attempting to perform any of the procedures described in this chapter, you must read and understand all contents of the Safety instructions chapter.
Page 20: Site Requirements
• The equipment must not be exposed to vibrations The installation site must comply with the following specifications. Parameter Requirement Allowed location Indoor use only Ambient temperature, operation 5°C to 40°C Ambient temperature, storage -25°C to 70°C Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 21 100 to 120 V AC 220 to 240 V AC Frequency 50/60 Hz Max power 300 VA Transient overvoltages Overvoltage category II WARNING Protective ground. The product must always be connected to a grounded power outlet. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 22: Unpacking
• Check that all the parts are either mounted on the system or located in the acces- sory kit box. If any damage is found, document the damage, and contact your local Cytiva represen- tative. It is recommended that all packing materials should be retained if onward transport of the instrument is expected.
Page 23: Installing The Conductivity Cell
4.3 Installing the conductivity cell Installing the conductivity cell NOTICE The mains power to Monitor pH/C-900 must be switched off before connecting the instrument to any cells or external equipment. Follow the steps below to install the conductivity cell. Step...
Page 24: Installing The Ph Electrode
4.4 Installing the pH electrode Installing the pH electrode NOTICE The mains power to Monitor pH/C-900 must be switched off before connecting the instrument to any cells or external equipment. Mount the flow cell holder Follow the steps below to mount the flow cell holder.
Page 25 Remove the dummy electrode (1) from the flow cell and store it in the flow cell holder (5). Carefully insert the electrode (2) in the flow cell. Tighten the nut by hand to secure the electrode. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 26 If the electrode is not fully inserted, the system will leak and a dead volume will occur in the holder. Connect the pH electrode cable (3) to the socket pH probe on the rear of the module. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 27: Connecting To Chart Recorder
Connecting to chart recorder NOTICE The mains power to Monitor pH/C-900 must be switched off before connecting the instrument to any cells or external equipment. The external chart recorder outputs for pH and conductivity from the monitor are 0 V to 1 V.
Page 28: Connecting To Communication Link
PC and a termination plug. The UniNet link connects, in series, the PC with Pump P-900, Monitor pH/C-900, Monitor UV-900 and the Frac-900. The termination plug is connected to the last instrument in the chain.
Page 29: Connecting To Supply Voltage
Connect the supplied mains cable between the instrument and a grounded mains socket. Any voltage 100 VAC to 240 VAC, 50 Hz to 60 Hz can be used. The instrument contains no user replaceable fuse. See Main unit, rear panel, on page Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 30: Preparing The Instrument For Use
Before performing these procedures you are recommended to read Section 5.1 Starting the instrument, on page 32, Moving between menus, on page 33, Return to main menu, on page 34, Select value, on page 34 and Main menu overview, on page Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 31: Operation
In this chapter Section See page Starting the instrument Menu selection and settings Setup menu Reading pH and conductivity values Setting conductivity scale Calibrating pH and conductivity Using an external chart recorder Storage and shut-down Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 32: Starting The Instrument
If the conductivity cell is not connected the Temp and Cond fields are blank. The pH field is blank if Show pH is set to off. Cond Temp 25.4% 22.9°C 11.50 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 33: Menu Selection And Settings
OK button. Follow the steps below to move between the menus. Step Action Turn dial clockwise or counterclockwise to select menus. Press OK to select the sub-menu. Press ESC to return one menu level. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 34 (1) being changed is shown in the top left of the display, the current value (2) is shown below the parameter and the new value to be (3) is shown in the lower right of the display. Setup Cond ref temp ( 22.0 °C ) ( 20.0 °C ) Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 35 40. Set different timer option. See Setting Alarm/Timer 00:30:52 and using the alarm timer, on page 37. Check monitor cell and electrode Follow the steps below to check the conductivity cell and pH electrode. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 36 The service telephone number is displayed, press OK. Telephone Service 012345678901 The service contract number is displayed, press OK. Contract Number 012345678901 The instrument serial number is displayed, press OK. Serial Number 01234567 YM 012345 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 37 Select sub menu Set Alarm, if you want to set an alarm at a fixed time. Press OK to enter the time value in the form HH.MM.SS, pressing the OK button after entering each time unit. Set Alarm 12:32:21 00.00.00 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 38 Set Clock menu placed after the Alarm/Timer menu. The clock is reset when the power is turned off. Set Clock (12:26:53) 12: 36:53 A set alarm/timer function can be reset by pressing OK in the menu Alarm/ Timer off?. Alarm/Timer o ? OK=o Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 39 The instrument has service displays for use by authorized service personnel. If the service display Insert Access Code: is accidentally selected, press the ESC button to exit to the normal operation display. Insert Access Code: Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 40: Setup Menu
Select sub menu Setup Cond Ref Temp, press OK. Select the reference temperature to which the measured conductivity values will be converted (normally 20°C or 25°C), press OK. Setup Cond Ref Temp (22.3°C) 25. 0 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 41 If the values differ, proceed with actions 5–8. Select main menu Setup, press OK. Setup Select sub menu Setup Conductivity, press OK. Setup Conductivity Select sub menu Setup Adjust Cond, press OK. Setup Adjust Cond (83.53mS/cm) Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 42 A warning message will be displayed, press OK. Warning! This will change cell calib Enter the theoretical conductivity value according to the graph, press OK. The new cell constant is automatically calculated and updated. Setup Adjust Cond (83.53mS/cm) 86.60 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 43 Entering the conductivity cell constant After replacing the flow cell, the cell constant has to be set. (The cell constant is shown on the packaging). Follow the steps below to enter the conductivity cell constant. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 44 When using temperature compensation it is important that the temperature of the pH electrode is the same as that of the conductivity flow cell since that is where the temperature is measured. Follow the steps below to set up pH temperature compensation. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 45 Follow the steps below to set up the pH display. Step Action Select main menu Setup, press OK. Setup Select menu Setup pH, press OK. Setup pH Select sub menu Setup Show pH, press OK. Setup Show pH (On) Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 46 Select sub menu Setup Adjust Temp, press OK. Setup Adjust Temp (23.5°C) A warning message will be displayed, press OK. Warning! This will change temp calib Enter the temperature shown on the thermometer, press OK. Setup Adjust Temp (23.5°C) 25. 0 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 47 The language used on the display can be changed. Follow the steps below to select language. Step Action Select main menu Setup, press OK.. Setup Select sub menu Setup Language press OK. Setup Language (GB) GB D F E I Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 48 UniNet-bus. It should correspond to the number set in UNICORN for the Monitor pH/ C-900 instrument. The number should be set to 0 if one Monitor pH/C-900 is used. If more than one Monitor pH/C-900 is used they must all have different numbers.
Page 49 5 Operation 5.3 Setup menu Step Action Select sub menu Set Display Angle, press OK. Set Display Angle Select viewing angle (->\ Up, ->| Mid or ->/ Down). Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 50: Reading Ph And Conductivity Values
Tc is shown in the display, see the illustration below. Tc 4.000 mS/cm 22.9°C The display of pH and temperature can be disabled, see Setting up the pH display, on page 45 and Setting up the temperature display, on page 47. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 51: Setting Conductivity Scale
The difference between the value for 100% and 0% value (span) must be at least 1 mS/cm. The settings remain until they are changed. Values above 150% are shown as 150%, values below 0% as 0%. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 52: Calibrating Ph And Conductivity
Press OK. Calibrate pH Select sub menu Calib pH Buffer 1, press OK. When the pH value has stabi- lized, the Please wait message will disappear. Calib pH Bu er 1 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 53 ±30 mV. As the electrode ages the slope decreases and the asymmetry potential increases. The illustration below shows an example of a pH electrode calibration curve. Voltage (mV) +500 mV Asymmetry potential at pH 7 0 mV –500 mV Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 54 Adjustment of the cell constant is only necessary when the monitor is to be used to determine specific conductivity with high accuracy. The procedure is described in Cali- brating the conductivity cell, on page 41. Calibration can also be performed from UNICORN. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 55: Using An External Chart Recorder
Set the value, press OK. The zero level is the pH value corresponding to 0 V to the chart recorder. The difference between zero level and full scale must be at least 1 pH unit. Set pH Zero Level (pH 2.00) 4.00 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 56: Storage And Shut-Down
If the electrode has dried out, immerse the lower end of the electrode in buffer with a 1:1 mixture of pH 4 buffer and 1 M KNO3 overnight in order to regenate the electrode. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 57: Maintenance
6 Maintenance Maintenance About this chapter This chapter provides required information to enable users and service personnel to clean and maintain the Monitor pH/C-900. The instrument contains no internal user replaceable parts. Safety precautions WARNING Before attempting to perform any of the procedures described in this chapter, you must read and understand all contents of the Safety instructions chapter.
Page 58: Cleaning Before Planned Service
Health and safety declaration forms Health and safety declaration forms are available for copying or printing in the Refer- ence information chapter of this manual, or on digital media supplied with the user documentation. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 59: User Maintenance Schedule
• Check that the power cord is whole and undam- aged. It shall be replaced if any sign of damage is detected. When required • Clean the conductivity cell • Clean the pH electrode Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 60: Cleaning
Follow local and/or national regulations for safe operation and maintenance of this product. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 61 If the conductivity measurements are not comparable to previous results, the elec- trodes in the flow cell may be contaminated and require cleaning. Follow the steps below to clean the flow cell. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 62 Remove liquid and dirt from the system surface using a cloth, and if necessary, a mild cleaning agent. Do not use strong detergents. Wipe the instrument housing regularly with a damp cloth. Let the instrument dry completely before use. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 63: Component Maintenance
See Entering the conduc- tivity cell constant, on page 43. If the cell constant is not known, it can be determined (see Calibrating the conductivity cell, on page 41). Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 64: Troubleshooting
This chapter provides information required to enable users and service personnel to identify and correct problems that may occur when operating Monitor pH/C-900. If the suggested actions in this guide do not solve the problem, or if the problem is not covered by this guide, contact your Cytiva representative for advice.
Page 65: Problems And Corrective Actions
If the suggested actions do not correct the fault, contact your local Cytiva representative. When contacting Cytiva for support, state the program version of the instrument. The program version of the instrument is shown for 2 seconds during switch-on. pH Measurement...
Page 66 Mount the dummy electrode instead. • Clogged liquid junction. Refer to Cleaning the pH electrode, on page 60. pH values vary with Replace the pH electrode. varied back-pressure Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 67 • A charged sample has been detected (e.g. protein). in gradient profile • Air bubbles are passing through the flow cell. Check for loose tubing connections. If necessary use a flow restrictor after the conductivity flow cell. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 68 Section 5.7 Using an external chart recorder, on page 55. No text on the front • Check that the mains cable is connected and the display power switch is in ON-position. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 69: Error Messages
Bad Slope Slope is <70% or >110%. Clean the pH electrode and recalibrate. If the message is still displayed, replace the pH electrode. Check temp&cond Check that the conductivity cell is connected. condition Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 70 3. Switch on the instrument. Exc x/y in ab.c 1. Switch off the instrument. Exc DIV/O in ab.c 2. Check all connections. Exc instr in ab.c 3. Switch on the instrument. Exc address in ab.c Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 71: Reference Information
This chapter provides technical reference information and a list of spare parts and accessories for Monitor pH/C-900. In this chapter Section See page Menu overview Technical specifications Accessories and spare parts Recycling information Regulatory information Health and Safety Declaration Form Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 72: Menu Overview
8 Reference information 8.1 Menu overview Menu overview The illustration below shows the full menu tree of Monitor pH/C-900. Cond Temp 25.4% 22.9°C 11.5 4.000 mS/cm 22.9°C Set Cond Scale 100% Set cond scale 0% Calibrate pH Calibr pH Bu er 1...
Page 73: Technical Specifications
Max. ± 0.5% of full scale calibrated range Response time Max. 3 s (0% to 95% of step) Temperature sensor accuracy ± 2.0°C Temperature sensor drift ± 0.5°C per 10 h Flow rate sensitivity ± 1% within 0 to 100 mL/min Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 74 Specification Max Flow rate 100 mL/min Max Pressure 5 MPa (50 bar, 725 psi) Back pressure Max. 0.01 MPa (0.1 bar, 1.5 psi) Internal volume 14 μL Wetted materials Titanium, CTFE pH stability range 1 to 13, 1 to 14 (<1 days exposure) Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 75 (see Section 4.5 Connecting to chart recorder, on page 27 for pin configuration) Display 2 rows with 20 characters each Dimensions, H × W × D 100 × 260 × 370 mm Weight 8.5 kg Noise < 70 dB A Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 76: Accessories And Spare Parts
Accessories and spare parts Item Quan- Product code tity pack Monitor pH/C-900 without pH electrode and flow 18110776 cells (Monitor pH/C-900 without pH electrode and flow cells) pH electrode, round tip (pH electrode, round tip) 18111126 pH electrode with flow cell and holder, round tip...
Page 77 8 Reference information 8.3 Accessories and spare parts Item Quan- Product code tity pack PEEK tubing, i.d. 1.0 mm, o.d. 1/16" (PEEK tubing, 18111583 i.d. 1.0 mm, o.d. 1/16") Fingertight connector 1/16" (Fingertight 18111255 connector 1/16") Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 78: Recycling Information
Disposal of the product When taking Monitor pH/C-900 out of service, the different materials must be sepa- rated and recycled according to national and local environmental regulations. Recycling of hazardous substances Monitor pH/C-900 contains hazardous substances.
Page 79: Regulatory Information
8 Reference information 8.5 Regulatory information Regulatory information Introduction This section lists the regulations and standards that apply to the Monitor pH/C-900 instrument. In this section Section See page 8.5.1 Contact information 8.5.2 European Union and European Economic Area 8.5.3 Eurasian Economic Union Евразийский...
Page 80: Contact Information
The table below summarizes the required manufacturing information. Requirement Information Name and address of manufacturer Cytiva Sweden AB Björkgatan 30 SE 751 84 Uppsala Sweden Telephone number of manufacturer + 46 771 400 600 Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 81: European Union And European Economic Area
• used according to the Operating Instructions or user manuals, and • used in the same state as it was delivered, except for alterations described in the Operating Instructions or user manuals. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 82: Eurasian Economic Union
I, room 57 Telephone: +7 495 7877617 E-mail: rucis@cytiva.com Информация о производителе и импортере В следующей таблице приводится сводная информация о производителе и импортере, согласно требованиям Технических регламентов Таможенного союза и (или) Евразийского экономического союза. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 83 Member States of the Customs Union of the Eurasian Economic Union Данный знак о Евразийском соответствии указывает, что изделие одобрено для использования на рынках государств-членов Таможенного союза Евразийского экономического союза Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 84: Regulations For North America
Note: The user is cautioned that any changes or modifications not expressly approved by Cytiva could void the user’s authority to operate the equip- ment. This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
Page 85: Regulatory Statements
When used in a residential environment, there is a concern of radio interference. 주의사항 A급 기기 (업무용 방송통신 기자재) 이 기기는 업무용환경에서 사용할 목적으로 적합성평가를 받 은 기기 로서 가정용 환경에서 사용하는 경우 전파간섭의 우려가 있습 니다. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 86: Declaration Of Hazardous Substances (Dohs)
Periodic replacement of those consumables or parts to maintain the declared EFUP shall be done in accordance with the Product Maintenance Procedures. This product must not be disposed of as unsorted municipal waste, and must be collected sepa- rately and handled properly after decommissioning. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 87 Indicates that this hazardous substance contained in at least one of the homogeneous materials used for this part is above the limit requirement in GB/T 26572 • Data listed in the table represents best information available at the time of publication. Monitor pH/C-900 Operating Instructions 29054925 AF...
Page 88: Health And Safety Declaration Form
Service Ticket #: To make the mutual protection and safety of Cytiva service personnel and our customers, all equipment and work areas must be clean and free of any hazardous contaminants before a Service Engineer starts a repair. To avoid delays in the servicing of your equipment, complete this checklist and present it to the Service Engineer upon arrival.
Page 89 To make sure the mutual protection and safety of Cytiva personnel, our customers, transportation personnel and our environment, all equipment must be clean and free of any hazardous contaminants before shipping to Cytiva. To avoid delays in the processing of your equipment, complete this checklist and include it with your return.
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Page 92 © 2020–2021 Cytiva All goods and services are sold subject to the terms and conditions of sale of the supplying company operating within the Cytiva business. A copy of those terms and conditions is available on request. Contact your local Cytiva representative for the most current information.