NSI Lab Solutions Chemicals Standards W
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WS - Chlorinated Acid Herbicides
NSI Lab SolutionsA 1.5 mL concentrate in MTBE for determination of Herbicides. (Supplied in duplicate)
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WS - UV254 Absorbance, NELAC range 0.05-0.7 cm^(-1),21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of UV254 absorbance. Formulated in the NELAC range of 0.05 - 0.7 cm(-1). (Supplied in duplicate)
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WS - Cyanide, NELAC range 0.1-0.5 mg/L, 21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of Total Cyanide. Formulated in the NELAC range of 0.1 - 0.5 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)
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WS - Orthophosphate, NELAC 0.5-5.5 mg/L, 21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of Orthophosphate. Formulated in the NELAC range of 0.5 - 5.5 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)
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Universal Water Microbe Cocktail
NSI Lab SolutionsA single pellet to QC all of your quantitative microbiology analyses! Formulated in our unique lyophilized flash dissolve pellet, this microbiological standard contains multiple organisms that in aggregate allow the analyst QC the following water micro
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WS - pH, NELAC range 5.0-10 units, 250 mL
NSI Lab SolutionsA 250 mL whole volume sample for determination of pH without dilution. Formulated in the NELAC range of 5.0 - 10 units. (Supplied in duplicate)
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WS - Mercury, NELAC range 0.5-10 ug/L, 21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of Mercury. Formulated in the NELAC range of 0.5 - 10 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)
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WS - Chlordane (Total), Methods 505/508/525
NSI Lab SolutionsA 1.5 mL concentrate in Acetone for use with Methods 505/508/525. Formulated in the NELAC range of 2 - 20 ug/L. (Supplied in duplicate)
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WS - Perchlorate, NELAC range 4.0-20 ug/L, 5.0 mL
NSI Lab SolutionsA 5.0 mL concentrate for determination of Perchlorate. Formulated in the NELAC range of 4.0 - 20 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)
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WS - Hexavalent Chromium, NELAC range 5.0-50 ug/L, 10.5 mL
NSI Lab SolutionsA 10.5 mL concentrate to be diluted to 1 liter and analyzed for Cr(VI) at drinking water levels. Formulated in the NELAC range of 5.0 - 50 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)
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WS - Nitrate, range 3-10 mg/L, 21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of Nitrate. Formulated in the range of 3 - 10 mg/L. (Supplied in duplicate)
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WS - Regulated VOCs, Methods 502.1/502.2/524.2
NSI Lab SolutionsA 1.5 mL concentrate in Methanol for use with Methods 502.1/502.2/524.2. (Supplied in duplicate)
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WS - Perchlorate - Whole Volume, range 4.0-20 ug/L, 500 mL
NSI Lab SolutionsA 500 mL whole volume sample for determination of Perchlorate in an aqueous mixed common anion matrix with conductivity at 500 umhos/cm. Formulated in the range of 4.0 - 20 ug/L. (Supplied in duplicate)
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WS - Diquat/Endothall/Glyphosate/Paraquat, 1.5 mL
NSI Lab SolutionsA 5 mL concentrate for determination of Diquat, Endothall, Paraquat and Glyphosate. (Supplied in duplicate)
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WS - Toxaphene (Total), Methods 505/508/525
NSI Lab SolutionsA 1.5 mL concentrate in Acetone for use with Methods 505/508/525. Formulated in the NELAC range of 2 - 20 ug/L. (Supplied in duplicate)
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WS - Organochlorine Pesticides
NSI Lab SolutionsA 1.5 mL concentrate in Acetone for use with Methods 505/507/508. (Supplied in duplicate)
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WS - Uranium, range 3-104 ug/L, 21 mL
NSI Lab SolutionsA 21 mL concentrate for determination of Uranium. Formulated in the range of 3 - 104 ug/L. (Supplied in duplicate)