Hach DR/850 Procedures Manual page 248

NITRATE, Low Range,
REQUIRED REAGENTS
Low Range Nitrate Reagent Set (100 tests).................................................................. 24298-00
Includes: (1) 21071-69, (1) 21072-49
Description
NitriVer 3 Nitrite Reagent Powder Pillows..............1 pillow ............... 100/pkg.......... 21071-69
NitraVer 6 Nitrate Reagent Powder Pillows ............1 pillow ............... 100/pkg.......... 21072-49
REQUIRED APPARATUS
Cylinder, graduated, mixing, 25 mL............................. 1........................... each............ 1896-40
Sample Cell, 10-20-25 mL, w/ cap ............................... 2......................... 6/pkg.......... 24019-06
OPTIONAL REAGENTS
Description
Bromine Water, 30 g/L........................................................................... 29 mL
Nitrate Nitrogen Standard Solution, 10.0 mg/L as NO
Nitrate Nitrogen Standard Solution, Voluette ampule,
-
12 mg/L as NO -N, 10 mL ................................................................. 16/pkg.......... 14333-10
3
Phenol Solution, 30 g/L ...........................................................................29 mL............ 2112-20
Pretreatment Kit, contains: (1) 2112-20, (1) 2211-20................................. each............ 2268-00
Sodium Hydroxide Standard Solution, 5.0 N ............................ 50 mL* SCDB............ 2450-26
Sulfuric Acid, ACS ..............................................................................500 mL*.............. 979-49
Water, deionized............................................................................................4 L.............. 272-56
OPTIONAL APPARATUS
Ampule Breaker.......................................................................................... each.......... 21968-00
Dropper, for 29-mL bottle........................................................................... each............ 2258-00
Flask, volumetric, Class A, 100 mL ........................................................... each.......... 14574-42
pH Indicator Paper, 1 to 11 pH .......................................................... 5-roll/pkg.............. 391-33
ion
pH Meter, sens ™ 1, portable, with electrode .......................................... each.......... 51700-10
Pipet, serological, 2 mL .............................................................................. each.............. 532-36
Pipet, TenSette, 0.1 to 1.0 mL..................................................................... each.......... 19700-01
Pipet Tips, for 19700-01 TenSette Pipet ................................................. 50/pkg.......... 21856-96
Pipet Tips, for 19700-01 TenSette Pipet ............................................ 1000/pkg.......... 21856-28
Pipet, volumetric, Class A, 2.00 mL........................................................... each.......... 14515-36
Pipet Filler, safety bulb ............................................................................... each.......... 14651-00
Thermometer, –20 to 110 °C....................................................................... each.......... 26357-02
Nitrate at these levels can also be determined directly using the Nitrate Ion Selective Electrode
(Cat. No. 23488-00).
For Technical Assistance, Price and Ordering
In the U.S.A.—Call 800-227-4224
Outside the U.S.A.—Contact the Hach office or distributor serving you.
Contact Hach for larger sizes
*
continued
Quantity Required
Per Test
248
-
-N...................500 mL.............. 307-49
3
Unit Cat. No.
Unit Cat. No.
*
............ 2211-20