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.

1000 ppm TKN in reagent water. TKN source is high purity Glycine. Packaged in a 500mL HDPE bottle. A NIST Traceable reference Material.

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

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

GGA snips were designed to help reduce the incidence of non-conforming GGA test in the wastewater lab. Dilutes to 300 mL in the BOD bottle.

Certified for APC, Total Coliform, Coliform/E.coli, S.aureus, Enterobacteriaceae, Yeast, Mold and B.cereus by re-hydratable film and BAM methods (22,000 CFU as APC).

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

Our solids CRMs are verified to work with the methods you use everyday. Easy to implement and use. There is no preparative step, simply shake the bottle well and measure an appropriate aliquot.

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.

A whole volume multi-analyte standard for quality control analysis for 6 solids parameters. Each 100 mL aliquot contains: TS, TDS, TSS, VSS, FSS, and FDS.

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

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)

Single organism microbiological CRMs for E.coli formulated at 1000-2000 CFU.

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

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

Pure bacterial culture in an easy to use swab stick. Simple snap valve design releases hydration fluid with a simple press of the plastic valve stem. Cultures are supplied in flash dissolve format, dissolving without agitation or incubation in less tha

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

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. 

Single organism microbiological CRMs for E.aerogenes formulated at 1000-2000 CFU.

Microbiological CRMs designed Petrifilm® methods.

Chlorine snips are the most convenient reference material for residual chlorine analysis. They require no pipets and no glassware other than the instrument cuvette to prepare.

A lyophilized reference material of dark beer certified for gluten content by R-Biopharm R7021. Supplied as 10x1mL individual samples.

Designed for use with Legiolert or BCYE plate count methods. Sample supplied as a dehydrated pellet in the range of 20 - 2400 CFU as L. pneumophila.  Supplied in duplicate so you can evaluate 2 analysts or 2 methods without having to purchase additiona

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

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

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

Unit Dose™ cultures are formulated to deliver less than 100 CFU per pellet. Directly inoculate media without dilution. Pellets dissolve instantly. Quantitatively validated and traceable cultures are Certified Reference Materials with downloadable Certi

Supplied as a 50 gram sample for determination of n-Hexane extractable material at 300-3000 mg/kg.

A 2.2 mL concentrate for determination of Residual Free Chlorine and Total Residual Chlorine. Formulated in the NELAC range of 0.5 - 3.0 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate)