Hach DR/850 Procedures Manual page 107

CHLORINE, FREE, Ultra-high Range, continued
REQUIRED REAGENTS
Description
DPD Free Chlorine Reagent Powder Pillows, 25-mL............ 1..... 100/pkg.................14070-99
REQUIRED APPARATUS
Sample Cell, 10-mL/1-cm ...................................................... 1......... 2/pkg.................48643-02
OPTIONAL REAGENTS
Chlorine Standard Solution, 2-mL Voluette
50–75 mg/L................................................................................ 20/pkg.................14268-20
Potassium Iodide Solution, 30-g/L....................................... 100 mL MDB.....................343-32
Sodium Arsenite Solution, 5-g/L ......................................... 100 mL MDB...................1047-32
Sodium Hydroxide Standard Solution, 1.00 N..................... 100 mL MDB...................1045-32
Sulfuric Acid Standard Solution, 1.000 N............................ 100 mL MDB...................1270-32
Water, deionized .....................................................................................4 L.....................272-56
OPTIONAL APPARATUS
Ampule Breaker Kit .............................................................................each.................24846-00
Cylinder, graduated, 10-mL, mixing ....................................................each.................20886-38
ion
pH Meter, sens ™1, portable, with electrode .................................each.................51700-10
®
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
Quantity Required
Per Test
®
Ampule,
107
Unit Cat. No.