Standards, W

Compare Tool

Select up to 3 products

1 - 32 of 49
Sort
View
Show
  • WS - Organochlorine Pesticides

    NSI Lab Solutions

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

  • Universal Wastewater Standard

    NSI Lab Solutions

    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.

  • A 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

  • WS - Hardness, 250 mL

    NSI Lab Solutions

    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 P/T Methanol for use with Methods 504/551. (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 2 x 5 mL concentrate set for determination of Bromate, Bromide, Chlorate, Chlorite. Each ampule produces 2 liters of sample. (Supplied in duplicate)

  • WS - Inorganics, 500 mL

    NSI Lab Solutions

    A 500 mL whole volume for determination of Alkalinity, Chloride, Sulfate, TDS, Conductivity, Fluoride, Nitrate as N, Potassium, Nitrate/Nitrite-N(Supplied in duplicate) 

  • A 125 mL whole volume sample for determination of Fluoride. Formulated in the NELAC range of 1 - 8 mg/L. (Supplied in duplicate)

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

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

  • A 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)

  • A 250 mL whole volume sample for determination of pH without dilution. Formulated in the NELAC range of 5.0 - 10 units. (Supplied in duplicate)

  • A 21 mL concentrate for dilution to 1 liter for determination of Silica. Formulated in the NELAC range of 5.0 - 75 mg/L. Each vial produces 2 liters of sample. (Supplied in duplicate)

  • A 500 mL whole volume sample for determination of Corrosivity. Formulated in the NELAC range -4 to +4 SI units. (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)

  • A 1.5 mL concentrate in MTBE (Supplied in duplicate)

  • One stabilized Microgel-Flash™ pellet containing a heterotrophic bacteria at 5-500mpn/cfu per mL. Sterile hydration buffer included.  Supplied in duplicate so 2 analysts or 2 methods can be evaluated without purchasing addition samples. 

  • A 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)

  • 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)

  • A 100 mL whole volume sample for determination of Color. Formulated in the range of 1 - 25 CU. (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 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 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)

  • A 1.5 mL concentrate in MTBE for determination of Herbicides. (Supplied in duplicate)

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

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

  • A ten standard set for determination of Total/Fecal Coliforms and E.coli. The standards are designed to be compatible with all promulgated methods including MF,MTF,IDEXX Quanti-Tray,Colilert,and Colisure. With this set, you can report presence/absence.

  • 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

  • Designed for use with all MPN and MF procedures. Sample supplied as a dehydrated Microgel-Flash ™ pellet in the range of 20 - 1000 CFU/MPN per 100 mL. Sterile hydration buffer included. Store in freezer. Supplied in duplicate so that you may evaluate 2

  • 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)

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

Compare Tool

Select up to 3 products

Please Log In

Don't have a web profile? Create one now.