Water and Wastewater Testing Supplies
Aqua Solutions Thymol Blue / Cresol Red Indicator Solution (500ML)
Thymol Blue / Cresol Red Indicator Solution (500ML)
Hach Company SulfaVer 4 Sulfate Reagent Powder, 113 g
For determination of sulfate by the SulfaVer 4 method. Bulk powder
Hach Company NitriVer 2 Nitrite Reagent Powder Pillows, pk/100
For determination of high range nitrite by the ferrous sulfate method. Sample Size: 5 mL. pk/100 Powder Pillows.
Hach Company TSS Glass Fiber Filter, Pore Size 1.5 µm, Diameter 70 mm, 100/pk
TSS Filters are recommended for use in Standard Methods 2540 C and 2540 D. Optimized surface characteristics of this binderless borosilicate glass microfiber filter eliminates pin-holing and fiber-shedding to ensure consistent, accurate results comparable to 934-AH brand filters. Fast flow rate, fine porosity and 1.5 μm particle retention makes the TSS Filter the preferred choice of environmental chemists for total suspended solids analysis of water and wastewater.934-AH is a registered trademark of Whatman, Inc./GE Healthcare.
Hach Company COD Standard Solution, 300 mg/L as COD (NIST), 200 mL
For accuracy checks in Chemical Oxygen Demand (COD) determinations. 200 mL bottle
Hach Company CDTA (Cyclohexanediaminetetraacetic acid), 100 g
CDTA (Cyclohexanediaminetetraacetic Acid Monohydrate). Free Acid, ACS Grade, CAS No. 87095-89-4. Assay: ≥98% as monohydrate
Hach Company DithiVer Metals Reagent Powder Pillows, pk/100
For lead and cadmium determination by the Dithizone method
