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(Please read this operation manual carefully to achieve the best and consistent column performance for a long time.)
Important Handling Instructions
Caution!
· Please consult the Safety Data Sheet (SDS) of reagents and solvents used with the column
and understand their proper handling methods to prevent potential health hazards or death
from occurring.
· Please wear appropriate personal protective equipment such as lab goggles and gloves
when handling organic solvents and acid and alkaline reagents. Avoid any direct physical
contact to prevent chemical injuries.
Before Using the Column
(1) Please visually inspect the column package and the column surface for any damage.
(2) Please check the product name and serial number (Serial no. or S/N) written on the column package and
adhesive label on the column body.
(3) Please download the Certificate of Analysis (CoA) for the purchased product. The CoA can be downloaded
from Shodex website (https://www.shodex.com/download/). You will be asked to enter the serial number.
1. Introduction
Thank you for purchasing the Shodex product. Shodex Asahipak ES-502C 7C is a weak cation exchange
column filled with hydrophilic polymer-basdfed gel modified with carboxymethyl group. It is an ideal column for
analyzing various proteins, peptides, and components of nucleic acids as it has a low adsorption tendency
towards hydrophobic compounds. The polymer-based gel allows its use at a wide pH range condition.
2. Column Components
Please refer to the Shodex website: https://www.shodex.com/en/da/07.html
3. Column Specifications
Product
Product Name
Code
Asahipak ES-502C 7C
F7640001
: Spherical porous particles of polyvinyl alcohol modified with carboxymethyl group
Base Material
Column Housing : SUS-316
Screw Type
: Internally-threaded type No.10-32 UNF
Shipping Solvent : 0.1 M Sodium Phosphate Buffer (pH4.4)
4. Usable Conditions
Product Name
Asahipak ES-502C 7C
Usable solvents are listed below.
(1) The standard eluents are buffers and aqueous solutions of salt such as sodium chloride, potassium chloride,
sodium sulfate, and potassium sulfate. Salts may also be added to the buffers. The recommended total salt
concentration ranges are 20 mM to 600 mM. Select a buffer which has negative charge ion and has a large
buffering capacity at the desired pH. A list of usable buffers are given below.
Operation Manual
Shodex Asahipak ES-502C 7C
Column Size (mm)
I.D.
Length
7.5
100
Flow Rate (mL/min)
Recommended
Maximum
1.0
1.5
Resonac Corporation (https://www.shodex.com/)
Particle
Theoretical Plate
Size
Number
(μm)
(Per Column)
9
≥ 3,300
Maximum
Pressure
pH Range
(MPa/column)
1.2
2 - 12
ver.20221202E
Ion Exchange
Capacity
(meq/g)
0.55
Temperature
Range (°C)
10 - 50
1

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Summary of Contents for Shodex F7640001

  • Page 1 Shodex website (https://www.shodex.com/download/). You will be asked to enter the serial number. 1. Introduction Thank you for purchasing the Shodex product. Shodex Asahipak ES-502C 7C is a weak cation exchange column filled with hydrophilic polymer-basdfed gel modified with carboxymethyl group. It is an ideal column for analyzing various proteins, peptides, and components of nucleic acids as it has a low adsorption tendency towards hydrophobic compounds.
  • Page 2: Eluent Preparation

    For gradient elution, samples are recommended to be dissolved or diluted using the eluent used at the beginning of the gradient method. (2) Filter diluted sample solutions using disposable 0.45-μm filters to prevent the column from clogging or deteriorating. (3) Suggested injection volume is less than 100 μL per column. Resonac Corporation (https://www.shodex.com/)
  • Page 3: Column Installation

    Note · It is recommended to set the pump limiter to avoid exceeding the maximum pressure. Resonac Corporation (https://www.shodex.com/)
  • Page 4 · Never allow inside the column to dry. It can damage the column. 9. Column Inspection Please refer to the inspection method described in the CoA. At Shodex, “half width method” is adopted for the calculation of plate count and “asymmetry factor (Fas)” is adopted for the calculation of peak symmetry. Please refer to the Shodex website for the detail: https://www.shodex.com/en/da/07.html...
  • Page 5 (3) Please follow a proper waste disposal method specified by your local regulations. Please refer to the Shodex website (https://www.shodex.com/) for product details and their applications. For additional assistance, contact the distributor from whom you purchased the column or contact your regional Shodex support office (https://www.shodex.com/en/support_office/list).

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Asahipak es-502c 7c