Hach DR2400 - Page 705

Selenium
Selenium
Selenium_None_Other_DAB_Eng_Ody.fm Page 7 of 8
Required Reagents
Quantity Required
Description per test Unit Cat. No.
Selenium Reagent Set (100 tests) ...................................................................................................................22442-00
Includes:
(1) Buffer Solution, sulfate type, pH 2.0..........................................10 mL .............. 500 mL...................452-49
(1) Diaminobenzidine, tetrahydrochloride.....................................0.1 g................. 5 g.........................7062-22
(2) Potassium Hydroxide Standard Solution, 12 N.......................4 mL ................ 100 mL...................230-32
(1) TitraVer
®
Hardness Reagent, ACS.............................................0.4 g................. 100 g.......................204-26
(1) Toluene, ACS.................................................................................60 mL .............. 4 liters ................14470-17
Water, deionized .......................................................................................100 mL ............ 4 liters ....................272-56
Required Apparatus
Cotton Balls, absorbent ............................................................................1 ....................... 100/pkg...............2572-01
Cylinder, graduated, 50-mL ....................................................................1 ....................... each........................508-41
Cylinder, graduated, 100-mL ..................................................................1 ....................... each........................508-42
Dropper, 0.5 & 1.0 mL marks, glass .......................................................1 ....................... 5/pkg.................14197-05
Dropper, 0.5 & 1.0 mL marks, plastic.....................................................1 ....................... 20/pkg...............21247-20
Flask, Erlenmeyer, 500-mL ......................................................................2 ....................... each........................505-49
Funnel, separatory, 250-mL.....................................................................2 ....................... each........................520-46
Pipet, volumetric, 5-mL ...........................................................................1 ....................... each....................14515-37
Pipet Filler, safety bulb ............................................................................1 ....................... each....................14651-00
Ring, support, (3-inch) 83-mm................................................................1 ....................... each........................580-00
Sample Cells, 10-mL, w/cap...................................................................2 ....................... 6/pkg.................24276-06
Spoon, measuring, 0.05-g ........................................................................1 ....................... each........................492-00
Spoon, measuring, 0.2-g ..........................................................................1 ....................... each........................638-00
Support, ring stand, (5 x 8 inch) 127 x 203 mm ....................................1 ....................... each........................563-00
Select one based on available voltage:
Hot Plate, 4" diameter, 120 VAC .............................................................1 ....................... each....................12067-01
Hot Plate, 4" diameter, 240 VAC .............................................................1 ....................... each....................12067-02
Distillation Reagents
Calcium Chloride Solution................................................................................................ 1000 mL.................428-53
Hydrochloric Acid Standard Solution, 0.1 N.................................................................. 1000 mL.............14812-53
Hydrogen Peroxide, 30%, ACS......................................................................................... 473 mL...................144-11
Methyl Orange Indicator Solution, (0.50-g/L) ............................................................... 500 mL...................148-49
Phenol Solution, 30-g/L .................................................................................................... 29 mL...................2112-20
Potassium Permanganate Standard Solution, 1-g/L..................................................... 100 mL...............14164-42
Sodium Hydroxide Standard Solution, 0.100 N............................................................. 1000 mL.................191-53
Sulfuric Acid Standard Solution, 19.2 N ......................................................................... 500 mL.................2038-49
Required Standards
Selenium Standard Solution, 1000-mg/L........................................................................ 100 mL...............22407-42
Distillation Apparatus
Distillation Apparatus Set, general purpose .................................................................. each....................22653-00
Distillation Apparatus Heater, 115 VAC ......................................................................... each....................22744-00
Distillation Apparatus Heater, 230 VAC ......................................................................... each....................22744-02