Matrix Blanks and Standardization Solutions
Hach Company Molybdate Reagent Powder Pillows for HR Silica, 10 mL, pk/1000
For determination of high range silica by the silicomolybdate method (Hach method 8185) Range:1 to 100 mg/L. Sample Size: 10 mL sample. Pack of 1000 Powder Pillows.
Hach Company Sulfite Equivalent Standard Solution, 5000 mg/L as SO3, pk/16 - 10 mL Voluette Ampules
Sodium Thiosulfate Standard Solution (0.125 N), equivalent to 5000 mg/L as SO3
Hach Company Fluoride Standard Solution, 1 mg/L, 1 L
ISE Standard Solution. Fluoride, 1.00 mg/L ±0.02 mg/L as F- (NIST). 1 L bottle
Hach Company Lead Standard Solution, 100 mg/L as Pb (NIST), 100mL
For accuracy checks in lead determinations
Hach Company Fluoride Standard Solution, 0.8 mg/L as F (NIST), 500 mL
For accuracy checks in fluoride determinations
Hach Company Nitrogen-Ammonia Standard Solution, 50 mg/L as NH3-N, pk/16 - 10 mL Voluette Ampules
For accuracy checks in ammonia nitrogen determinations
Hach Company Chromium, Hexavalent Standard Solution, 12.5 mg/L as Cr6+ (NIST), pk/16 - 10 mL Voluette Ampules
For accuracy checks in hexavalent chromium determinations
Hach Company Cyanide Reagent Set, CyaniVer, 25 mL
For determination of Cyanide by the Pyridine-Pyrazolone Method. Hach Method 8027. Range: 0.002 - 0.240 mg/L CN-. Sample Size: 25 mL Reagent Set Includes: CyaniVer 3, 4, and 5 Reagent Powder Pillows for 100 tests.
Hach Company CDTA Titrant (HexaVer™), 0.02 N, 4 L
CDTA Standard Solution, (HexaVer™), 0.020 N (N/50) (0.010 M) For hardness determination by buret titration. 4 liter bottle
Hach Company Ammonium Hydroxide, 500 mL
Ammonium Hydroxide ACS Grade, CAS No. 1336-21-6 NH4OH, approx. 28%, FW = 35.05. 500 mL Bottle
Hach Company DPD Total Chlorine Reagent Powder Pillows, 5 mL, pk/50
For determination of total chlorine with Hach's Chlorine Visual Test Kits- 2060400. Sample Size: 5 mL. Range: up to 2.5 mg/L Cl₂. Pack of 50 Powder Pillows.Boric Acid free!*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
Hach Company EDTA Standard Solution, 0.0200N, 4L
For hardness determination by buret titration. Hach methods 8222 (calcium) and 8226 (total). 0.0200N (0.0100 M) (N/50) 4 liter bottle
Hach Company Phosphate Standard Solution, 500 mg/L as PO4 (NIST), pk/16 - 10-mL Voluette« Ampules
For accuracy checks in phosphate (phosphorus) determinations