Water and Wastewater Testing Supplies
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ERA WATERS CORP LAS MBAS
MBAS Anionic Surfactants, One 10 mL Flame-Sealed Ampule containing 1,000 mg/L Linear Alkyl Benzene Sulfonate (LAS) in Water preserved with H2SO4 to be diluted and used as a calibration or calibration check standard for method 425.1
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Hach Company DPD Free Chlorine Reagent Powder Pillows, 5 mL, PK/100
For determination of free chlorine by the DPD method. For use with Hach's Chlorine Visual Test Kits. Sample Size: 5 mL. Range: up to 3.5 mg/L Cl₂. Pack of 100 powder pillows.Boric Acid free! *This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
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Aqua Solutions Alkaline-Iodide-Azide APHA Alsterberg Method (1L)
Alkaline-Iodide-Azide APHA Alsterberg Method (1L)
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