Skip to Main Content

Select country

Select your country

Environmental Certified Reference Materials and Proficiency Test Standards

Our wastewater standards enhance your testing accuracy and efficiency. Regular use of our certified reference materials (CRMs) and proficiency test (PT) standards ensures high data quality and supports accreditation needs.

We specialize in ISO-accredited CRMs and effluent standards that are stable and integrate seamlessly into routine workflows. Pre-measured, single-use materials help prevent errors and simplify processes. For example, try our GGA Concentrate Snips™: just snip and pour into a 300 mL BOD bottle—no measurements or contamination. Our versatile, multiparameter CRMs streamline testing procedures, reducing the need for multiple CRMs in your lab. Watch the demonstration video to learn more!

Categories and filters

Filter / Sorting

Categories

Brand

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Analyte / Component

Microorganism

1,998 Items found

Per Page:
Sort by:
Quantitative Coliforms/E.coli/Fecal Coliform Quantitative Coliforms/E.coli/Fecal Coliform
SKU: MIC-QC2

Quantitative Coliforms/E.coli/Fecal Coliform

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
MIC-QC17B - Quantitative Fecal Coliform in Sludge - Blind MIC-QC17B - Quantitative Fecal Coliform in Sludge - Blind
SKU: MIC-QC17B

MIC-QC17B - Quantitative Fecal Coliform in Sludge - Blind

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
Quantitative Fecal Coliform in Sludge Quantitative Fecal Coliform in Sludge
SKU: MIC-QC17

Quantitative Fecal Coliform in Sludge

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
MIC-QC16B - Quantitative Legionella - Blind MIC-QC16B - Quantitative Legionella - Blind
SKU: MIC-QC16B

MIC-QC16B - Quantitative Legionella - Blind

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
Quantitative Legionella Quantitative Legionella
SKU: MIC-QC16

Quantitative Legionella

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
MIC-QC15B - Quantitative Standard Plate Count - Blind MIC-QC15B - Quantitative Standard Plate Count - Blind
SKU: MIC-QC15B

MIC-QC15B - Quantitative Standard Plate Count - Blind

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
Quantitative Standard Plate Count Quantitative Standard Plate Count
SKU: MIC-QC15

Quantitative Standard Plate Count

Login to view pricing
  • Brand NSI
  • Certification Cultural based enumeration
  • Raw Material <2 passages from primary culture
Fecal Coliform in Sludge (2 pack) Fecal Coliform in Sludge (2 pack)
SKU: MIC-015

Fecal Coliform in Sludge (2 pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
Standard Plate Count Wastewater PT Sample (2 pack) Standard Plate Count Wastewater PT Sample (2 pack)
SKU: MIC-010

Standard Plate Count Wastewater PT Sample (2 pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
Enterococcus/Fecal Strep (2 pack) Enterococcus/Fecal Strep (2 pack)
SKU: MIC-004

Enterococcus/Fecal Strep (2 pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
Coliforms/E.coli (2 pack) Coliforms/E.coli (2 pack)
SKU: MIC-003

Coliforms/E.coli (2 pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
  • Top rated
Assurance® LPC Standard without Mercury for AA & ICP (500 mL) Assurance® LPC Standard without Mercury for AA & ICP (500 mL)
SKU: LPC-1-500N

Assurance® LPC Standard without Mercury for AA & ICP (500 mL)

  • CCL
Login to view pricing
  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Concentration 100 µg/mL
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure