Skip to Main Content

Select country

Select your country

High-Quality Analytical Reference Materials Spex | NSI | HPS | Chiron

Precision & Accuracy for Every Analysis

Ensure the highest confidence in your laboratory results with high-quality reference materials from industry-leading brands: Spex, NSI, HPS, and Chiron. Our extensive selection supports environmental, food safety, pharmaceutical, toxicology, cannabis, and industrial testing.

Our Reference Materials Include:

  • Inorganic Standards – Trace metals, ICP, ICP-MS, AAS, and wet chemistry solutions
  • Organic Standards – Pesticides, PCBs, PAHs, VOCs, SVOCs, and more
  • Microbiology Standards – Quantitative and qualitative reference materials for pathogen detection, sterility testing, and microbial analysis
  • Proficiency Testing (PT) Samples – Validate accuracy with external quality controls
  • Custom Standards – Tailored solutions to meet your lab’s specific needs - Fill out your custom request today!

Why Choose Us?

  • ISO 17034 & ISO 17025 Accreditation – Certified for reliability and traceability
  • Compliance with EPA, AOAC, ASTM, ISO, and other global regulations
  • High-Purity Materials – Ensuring precision in every analysis
  • Expert Support – Technical assistance to optimize your testing process

Get Started Today

Explore our full range of analytical and microbiology reference materials.

Browse Our Products below

Categories and filters

Filter / Sorting

Categories

Brand

Classification

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Strain

Analyte / Component

Microorganism

9,184 Items found

Per Page:
Sort by:
SKU: 10K-0012

Escherichia coli NCTC 12933 (10 Pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 10K-00054

Candida albicans NCPF 3179 (10 Pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 10K-00029

Salmonella enterica Abony NCTC 6017 (10 Pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 10K-00026

Pseudomonas aeruginosa NCTC 12924 (10 Pack)

Login to view pricing
  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 1094-HA

Simazine

Login to view pricing
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 1094H

Simazine

Login to view pricing
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 1091-M

Dalapon

Login to view pricing
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 1091H-M

Dalapon

Login to view pricing
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 10-9-1

Calcium at 10 µg/mL in 2% HNO3 (100 mL)

Login to view pricing
  • Brand HPS
  • Matrix 2% HNO3
  • Concentration 10 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
SKU: 1090-HA

Atrazine

Login to view pricing
  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 108M

Arochlor 1248 1000ppm in Methanol

Login to view pricing
  • Brand NSI
  • Matrix Methanol
  • Concentration 1000ug/mL
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
SKU: 108L-T

Arochlor 1248 50ppm in Oil

Login to view pricing
  • Brand NSI
  • Matrix Hemp Oil
  • Concentration 50ppm
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure