A 3.2 mL concentrate for determination of Oil and Grease. Formulated in the NELAC range of 20 - 200 mg/L. Each ampule produces 3 liters of sample. (Supplied in duplicate)

A 1.5 mL concentrate in Acetonitrile for determination of explosive residues in water. (Supplied in duplicate)

A 21 mL concentrate for determination of Nitrite. Formulated in the NELAC range of 0.4 - 4.0 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 1.5 mL concentrate in Methanol for use with Methods 601/602, 8010/8020, 624, 8240, and 8260. (Supplied in duplicate)

A single sample for determination of Low Level Total Residual Chlorine in the range of 50 - 250 ug/L. (Supplied in duplicate) 

A 21 mL concentrate to be analyzed for Complex Nutrients. Each ampule produces 2 liters of sample. The sample includes:  (Supplied in duplicate)

A 21 mL concentrate for determination of Uranium. Formulated in the range of 3.0 - 104 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 5.0 mL concentrate for determination of Perchlorate. Formulated in the range of 4.0 - 20 ug/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 1.5 mL concentrate in Acetonitrile for determination of PAHs by Methods 610 and 8310. (Supplied in duplicate) 

A 21 mL concentrate for determination of TOC, COD, BOD, and C-BOD. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 1.5 mL concentrate in Methanol for determination of Supplemental Volatiles. (Supplied in duplicate)

A 1.5 mL concentrate in Methanol (Supplied in duplicate)

A 21 mL concentrate for determination of Bromide. Formulated in the NELAC range of 1.0 - 10 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A screw-cap vial containing a solid material for dilution to 1000 mL. Formulated in the NELAC range of 100 - 500 mg/L. Each vial produces at least 1 liter of sample. (Supplied in duplicate)

A 1.5 mL concentrate for use with Methods 625/8270. Supplied in duplicate to yield adequate sample for multiple method requirements or multiple analysts.

A 125 mL ready-to-use bottle for determination of Dissolved Oxygen in the range of 0 - 20 mg/L. (Supplied in duplicate)

A 250 mL ready-to-use sample packaged in a HDPE bottle.   (Supplied in duplicate)

A 5.0 mL concentrate for determination of Total Phenolics.  Formulated in the NELAC range of 0.5 - 5 mg/L. Each ampule produces 5 liters of sample.  (Supplied in duplicate) 

A 10.5 mL concentrate for determination of Sulfide. Formulated in the NELAC range of 2.0 - 10 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 1.5 mL concentrate in Acetone (Supplied in duplicate)

A 2 x 21 mL vial set for analysis of elements. Each ampule produces 2 liters of sample. (Supplied in duplicate)

A 100 mL whole-volume sample for determination of Color. Formulated in the NELAC range of 10 - 75 CU. (Supplied in duplicate)

A 1.5 mL concentrate in P/T Methanol for determination of 1,2-Dibromoethane (EDB), 1,2-Dibromo-3-chloropropane (DBCP) and 1,2,3-Trichloropropane. Formulated in the NELAC range of 0.2 - 2.0 ug/L. (Supplied in duplicate)

A 5.5 mL concentrate in Methanol for determination of TOX. Formulated in the range of 300 - 1500 ug/L. Each ampule produces 3 liters of sample.(Supplied in duplicate)

A natural solid for quantitative transfer to a 1 liter Class A volumetric flask with dilution to 1 liter in reagent water. Formulated in the NELAC range of 5.0 - 50 mL/L. Each vial produces 1 liter of sample. (Supplied in duplicate) 

A 1.5 mL concentrate in MTBE for determination of Dicamba, 2,4-D, 2,4,5-T, Silvex, 2,4-DB, Dalapon, Dichloroprop, Dinoseb, MCPA, MCPP and Pentachlorophenol. Formulated in the NELAC range of 2.00 - 10.0 ug/L. (Supplied in duplicate)

A 250 mL whole volume sample for determination of Salinity.  Formulated using dissolved ionic salts above 50 salinity. (Supplied in duplicate) 

A 21 mL concentrate to be analyzed for Simple Nutrients. Each ampule produces 2 liters of sample. (Supplied in duplicate)

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

A 10.5 mL concentrate for determination of MBAs. Formulated in the NELAC range of 0.2 - 1.0 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)

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

A 21 mL concentrate to be analyzed for Simple Nutrients. Each ampule produces 2 liters of sample. (Supplied in duplicate)