Skip to Main Content

Select country

Select your country

  • Certified for environmental methods — plate counts, MPN
  • COA includes expected values for multiple methods
  • Robust — lyophilized technique ensures strong recovery, even for 44.5 ºC coliform methods
  • Unique — multi-organism CRM covers six methods in a single pellet (MIC-UNV-10)

Search by Category

Wastewater

Manufactured from the highest purity water and analytically verified neat source materials. Our certified reference materials are ISO 17034 accredited.

Categories and filters

Filter / Sorting

Categories

Brand

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Strain

Analyte / Component

Microorganism

3,972 Items found

Per Page:
Sort by:
Hardness QC Hardness QC
SKU: QCI-145

Hardness QC

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Vanadium Concentrate - Blind Vanadium Concentrate - Blind
SKU: QCI-144B

Vanadium Concentrate - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Vanadium QC Concentrate CRM Vanadium QC Concentrate CRM
SKU: QCI-144

Vanadium QC Concentrate CRM

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Uranium Concentrate - Blind Uranium Concentrate - Blind
SKU: QCI-143B

Uranium Concentrate - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Uranium QC Concentrate CRM Uranium QC Concentrate CRM
SKU: QCI-143

Uranium QC Concentrate CRM

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Corrosivity - Blind Corrosivity - Blind
SKU: QCI-142B

Corrosivity - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Corrosivity QC Corrosivity QC
SKU: QCI-142

Corrosivity QC

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
Orthophosphate-P Concentrate - Blind Orthophosphate-P Concentrate - Blind
SKU: QCI-141B

Orthophosphate-P Concentrate - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
Orthophosphate-P QC Concentrate Orthophosphate-P QC Concentrate
SKU: QCI-141

Orthophosphate-P QC Concentrate

Login to view pricing
  • Brand NSI
  • Matrix Water
  • Concentration 0.5 to 5.5 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
Nitrite-N Concentrate - Blind Nitrite-N Concentrate - Blind
SKU: QCI-140B

Nitrite-N Concentrate - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
Nitrite-N QC Concentrate Nitrite-N QC Concentrate
SKU: QCI-140

Nitrite-N QC Concentrate

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
Complex Nutrients Concentrate - Blind Complex Nutrients Concentrate - Blind
SKU: QCI-139B

Complex Nutrients Concentrate - Blind

Login to view pricing
  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure