Hach DR/850, Procedures Manual, Page: 362 / 460

362
REQUIRED REAGENTS
Quantity Required
Description Per Test Unit Cat. No.
Drinking Water Standard, Inorganic, F – , NO
3
–N, PO
4
3– , SO
4
2– .... .............500mL.......... 28330-49
Sodium Hydroxide Solution, 5.0 N .......................... 2 mL ......100 mL
*
MDB............ 2450-32
Sulfuric Acid Solution, 5.25 N ................................. 2 mL .......100 mL
*
MDB ........... 2449-32
Wastewater Effluent Standard, Inorganic
(NH
3
–N, NO
3
–N, PO
4
, COD, SO
4
, TOC) ......................................500 mL.......... 28332-49
Wastewater Influent Standard, Inorganic
(NH
3
–N, NO
3
–N, PO
4
, COD, SO
4
, TOC) ......................................500 mL.......... 28331-49
REQUIRED APPARATUS
Cylinder, graduated, 25 mL ......................................... 2 ........................... each .............. 508-40
Flask, erlenmeyer, 50 mL ............................................ 1........................... each .............. 505-41
OPTIONAL REAGENTS
Hydrochloric Acid, 6 N ........................................................................500 mL .............. 884-49
Water, deionized ........................................................................................... 4 L .............. 272-56
OPTIONAL APPARATUS
Cylinder, graduated, 50 mL ....................................................................... each .............. 508-41
Flask, erlenmeyer, 125 mL ........................................................................ each .............. 505-43
Hot Plate, 4" diameter, 120 Vac .................................................................. each .......... 12067-01
Hot Plate, 4" diameter, 240 Vac .................................................................. each .......... 12067-02
Pad, cooling, 4" x 4" .................................................................................. each .......... 18376-00
pH indicator Paper, 1 to 11 pH ........................................................ 5 rolls/pkg .............. 391-33
pH Meter,
sens
ion
™ 1 , portable with electrode ......................................... each .......... 51700-10
Thermometer, -20 to 110 °C, Non-Mercury ............................................... each.......... 26357-02
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.
PHOSPHORUS, ACID HYDROLYZABLE,
continued