Water and Wastewater Testing Supplies
Medchemexpress LLC o-Tolidine Sulfone c 250mg
o-Tolidine Sulfone(contains 2 6-Dimethyl isomer) (3 7-Diamino-2 8-dimethyldibenzothiophene sulfone(contains 2 6-Dimethyl isomer)) is a drug intermediate for synthesis of various active compounds
Medchemexpress LLC o-Tolidine Sulfone c 5g
o-Tolidine Sulfone(contains 2 6-Dimethyl isomer) (3 7-Diamino-2 8-dimethyldibenzothiophene sulfone(contains 2 6-Dimethyl isomer)) is a drug intermediate for synthesis of various active compounds
Hach Company Gelex Secondary Turbidity Standard, 0-2 NTU
Gelex Secondary Turbidity Standard, 0-2 NTU, for 2100N, 2100N IS, 2100AN, 2100AN IS Turbidimeters.
Quantum Storage Systems DOLLY18X48X70 CART W/RODS&TABS
Aah, Quantum Storage Dolly18x48x70 Cart W/rods&tabs
Quantum Storage Systems DOLLY18X36X81 CART W/RODS&TABS
Aah, Quantum Storage Dolly18x36x81 Cart W/rods&tabs
Hach Company Phenolphthalein Indicator Solution, 1 g/L, 15 mL
pH indicator for use in titrations. Color change: colorless to pink at ~pH 8.3
Hach Company pH Test Kit, 5.6 - 8.4 pH, Model 17F
Simple, low-cost color disc method is the most accurate visual test kit method
Hach Company Total Hardness Test Kit, Model 5-B
Trust the original Hach test kit! Simple drop-count titration measures hardness as grains per gallon CaCO₃ (1 gpg = 17.1 mg/L). Utilizes drop count titration with a range of 1-30 gpg. Contains approximately 100 tests.
Hach Company Alkaline Iodide-Azide Reagent, 500 mL
For determination of Dissolved Oxygen by the Winkler Method. APHA formulation
Hach Company Hardness 1 Buffer Solution, 500 mL
Buffer for hardness and chelant determination by titration, pH 10.1 ± 0.1 at 20°C. Hach methods 8213 and 8226. Also used in Hach Phenols method 8047. 500 mL Bottle
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 Nitrogen, Nitrite Color Disc Test Kit, Model NI-6
Utilizing the simple color disc method/ferrous sulfate, this kit measures Nitrogen, Nitrite as NO2- and contains 100 tests. Range (mg/L): 0-100/ 0-2000.