ASTM/APHA Type I Water H₂O CAS#: 7732-18-5 F.W.: 18.02

A 1.5 mL concentrate in Acetonitrile for determination of Chloral Hydrate. Formulated in the range of 4.00 - 30.0 ug/L. (Supplied in duplicate)

A 21 mL concentrate for determination of UV254 absorbance. Formulated in the NELAC range of 0.05 - 0.7 cm(-1). (Supplied in duplicate)

A 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)

A 21 mL concentrate for determination of Nitrate. Formulated in the range of 3 - 10 mg/L. (Supplied in duplicate)

A 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)

A 1.5 mL concentrate in Methanol for use with Methods 502.1/502.2/524.2. (Supplied in duplicate)

Designed to reduce the number of standards you need to manage your lab, our Universal Wastewater Standard is certified for 13 conventional pollutants. In ready-to-use bottles.

Assurance® Mixed Multi-Element Standards for AA & ICP Standards may be diluted in the same matrix as specified; however, caution must be exercised in the choice of the source for your diluents. Diluting the matrix may cause some standards to precipitate. Also, an impure or unknown diluent turns…

A 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)

A 250 mL whole volume sample for determination of Fluoride. Formulated in the NELAC range of 0.2 - 2.0 mg/L. (Supplied in duplicate)

A 1.5 mL concentrate in P/T Methanol for use with Methods 501/502/524. (Supplied in duplicate)

One stabilized Microgel-Flash™ pellet in the range of 20-200 CFU per 100 mL designed for LT2 Enhanced Surface Water Treatment Rule. Evaluated for E.coli, Fecal Coliform and Total Coliform. Applicable for all SDWA quantitative methods. Sterile hydration

A 2 x 5 mL concentrate set for determination of Bromate, Bromide, Chlorate, Chlorite. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 10.5 mL concentrate for determination of LAS as MBAs. Formulated in the NELAC range of 0.1 - 1.0 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

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A 21 mL concentrate for determination of Vanadium. Formulated in the CA-ELAP range of 5 -5 50 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

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A 1.5 mL concentrate in Acetone for use with Methods 506/525/550. (Supplied in duplicate)

A 1.5 mL concentrate in Methanol for use with Method 531.1. (Supplied in duplicate)

A 1.5 mL concentrate in Acetone for use with Methods 505/507/508. (Supplied in duplicate)

A 1.5 mL concentrate in P/T Methanol for determination of ETBE, TAME, DIPE, trichlorotrifluoroethane, 1-Phenylpropane, and tert-Butyl alcohol. Formulated in the range of 5 - 50 ug/L. (Supplied in duplicate)

A 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)

A 250 mL whole volume sample for determination of Total Hardness, Calcium, Sodium, Magnesium, Calcium Hardness. (Supplied in duplicate)

A 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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A 21 mL concentrate for determination of Turbidity in the NELAC range of 0.5 - 8 NTU. Each container produces 2 liters of sample. (Supplied in duplicate)

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A 1.5 mL concentrate in MTBE (Supplied in duplicate)

A 10.5 mL concentrate for determination of LAS as MBAs. Formulated in the NELAC range of 0.1 - 1.0 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)