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

9,169 Items found

Per Page:
Sort by:
SKU: BBOMS

Boron at 1,000 µg/g in Mineral Oil

Login to view pricing
  • Brand HPS
  • Matrix Mineral Oil
  • Concentration 1,000 µg/g
  • Certification Single: Gravimetric
SKU: BASE75-G

Base Oil 75 Blank, 1 Gallon

Login to view pricing
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration Blank
  • Measured Impurities 37 Impurities to ppm
  • Certification Blank Confirmed by ICP
SKU: BASE75

Base Oil 75 Blank (500 mL)

Login to view pricing
  • Brand Spex
  • Matrix Base Oil 75
  • Concentration Blank
  • Measured Impurities 37 Impurities to ppm
  • Certification Blank Confirmed by ICP
SKU: BASE20-G

Base Oil 20 Blank (1 Gallon)

Login to view pricing
  • Brand Spex
  • Matrix Base Oil 20
  • Concentration Blank
  • Measured Impurities 37 Impurities to ppm
  • Certification Blank Confirmed by ICP
SKU: BASE20

Base Oil 20 Blank (500 mL)

Login to view pricing
  • Brand Spex
  • Matrix Base Oil 20
  • Concentration Blank
  • Measured Impurities 37 Impurities to ppm
  • Certification Blank Confirmed by ICP
SKU: BAOMS

Barium at 1,000 µg/g in Mineral Oil

Login to view pricing
  • Brand HPS
  • Matrix Mineral Oil
  • Concentration 1,000 µg/g
  • Certification Single: Gravimetric
SKU: AU-CN-1000

Gold from Gold Metal at 1,000 µg/mL in 0.5% NaCN + 0.1N NaOH

  • CCL
Login to view pricing
  • Brand HPS
  • Matrix 0.5% NaCN & 0.1N NaOH
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: AU-CN-10

Gold Metal at 10 µg/mL in 0.05% NaCN + 0.1N NaOH (500 mL)

  • CCL
Login to view pricing
  • Brand HPS
  • Matrix 0.01% NaCN & 0.1N NaOH
  • Concentration 10 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: AU-CN-1

Gold from Gold Metal at 1 µg/mL in 0.05% NaCN + 0.1N NaOH (500 mL)

  • CCL
Login to view pricing
  • Brand HPS
  • Matrix 0.01% NaCN & 0.1N NaOH
  • Concentration 1 µg/mL
  • Raw Material Three 9s as available, no purification
  • Certification Single: Gravimetric w/IC Confirmation
  • Top rated
SKU: AS-SO4S9-2Y

Sulfate-Sulfur Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix Water
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
  • Top rated
SKU: AS-SO4S9-2X

Sulfate-Sulfur Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

Login to view pricing
  • Brand Spex
  • Matrix Water
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
  • Top rated
SKU: AS-SO49-2Y

Sulfate (SO4)-2 Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix Water
  • Concentration 1,000 µg/mL
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure