Hach DR/700 Procedures Manual page 188

CHLORIDE,
The amount of this complex is proportional to the chloride
concentration. Chloride at these levels also can be determined directly
using the Chloride Ion Selective Electrode (Cat. No. 50255-00)
REQUIRED REAGENTS
Chloride Reagent Set (50 Tests*) . . . . . . . . . . . . . . . . . . . . . . . 23198-00
Includes: (1) 22122-42, (1) 22121-31
Description
Ferric Ion Solution . . . . . . . . . 2 mL . . . . . . 100 mL . . . . . . . 22122-42
Mercuric Thiocyanate
Solution . . . . . . . . . . . . . . . 4 mL . . . . . . 236 mL . . . . . . . 22121-31
Water, demineralized . . . . . . . . 25 mL . . . . . 4 L . . . . . . . . . . . . . 272-56
REQUIRED APPARATUS
DR/700 Filter Module
Number 45.01. . . . . . . . . . . 1 . . . . . . . . . each . . . . . . . . . . 46245-00
Pipet, volumetric, 1.0 mL . . . . 1 . . . . . . . . . each . . . . . . . . . . . . 515-35
Pipet, volumetric, 2.0 mL . . . . 1 . . . . . . . . . each . . . . . . . . . . . . 515-36
Pipet Filler, safety bulb . . . . . . 1 . . . . . . . . . each . . . . . . . . . . 14651-00
OR
Pipet, TenSette, 0.1 to 1.0 mL . . 1 . . . . . . . . . each . . . . . . . . . . 19700-01
Pipet Tips, for 19700-01
TenSette pipet . . . . . . . . . . . 1 . . . . . . . . . 50/pkg . . . . . . . . 21856-96
OPTIONAL REAGENTS
Chloride Standard Solution,
1000 mg/L as Cl . . . . . . . . . . . . . . . . . . . . 500 mL . . . . . . . . . 183-49
Perchloric Acid, ACS, 70%. . . . . . . . . . . . . . 680 g . . . . . . . . . . . 757-65
Sodium Hydroxide
Standard Solution, 5.0 N . . . . . . . . . . . . . . 59 mL SCDB . . . . 2450-26
OPTIONAL APPARATUS
Cap for 10- and 25-mL sample cells . . . . . . . 12/pkg . . . . . . . . 24018-12
Filter Paper, folded, mod. rapid, 12.5 cm . . . 100/box . . . . . . . . . 692-57
Flask, erlenmeyer, 125 mL . . . . . . . . . . . . . . each . . . . . . . . . . . . 505-43
Flask, volumetric, 500 mL . . . . . . . . . . . . . . each . . . . . . . . . . . . 547-49
Funnel, filtering, polypropylene, 75 mm. . . . each . . . . . . . . . . . 1083-68
continued
Quantity
Per Test
45-16
Unit
Cat. No.
Cat. No.