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:
  • Top rated
SKU: ICMIX2-100

IC Instrument Ion Anion Check Standard 2 (125 mL)

  • CCL
Login to view pricing
  • Brand Spex
  • Matrix H2O
  • Concentration 600 µg/mL
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
  • Top rated
SKU: ICMIX1-100

IC Instrument Ion Anion Check Standard 1 (125 mL)

  • CCL
Login to view pricing
  • Brand Spex
  • Matrix H2O
  • Concentration 150 µg/mL
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
SKU: IC-LI-M

Lithium from Lithium Nitrate at 1,000 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-LAC-M

Lactate at 1,000 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-KPP-M

Phosphate from Potassium Dihydrogen Phosphate at 1,000 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-KPP

Phosphate from Potassium Dihydrogen Phosphate at 100 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-II-10

Iodide from Sodium Iodide at 10 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 10 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
SKU: IC-II

Iodide from Sodium Iodide at 100 µg/mL in H2O

Login to view pricing
  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Three 9s as available; no purification
  • Certification Single: Gravimetric w/IC Confirmation
  • Top rated
SKU: ICH-TXM8

Elemental Impurities F, 13,000 mg/kg (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix 5% HNO3
  • Concentration 13,000 mg/kg
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
  • Top rated
SKU: ICH-TXM7

Elemental Impurities E (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix 5% HNO3
  • Concentration 2,500 mg/kg
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
  • Top rated
SKU: ICH-TXM4

Precious Metal Impurities B without Os, 100 mg/kg (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix 15% HCl
  • Concentration 100 mg/kg
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
  • Top rated
SKU: ICH-TXM3

Precious Metal Impurities B with Os, 100 mg/kg (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix 15% HCl
  • Concentration 100 mg/kg
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure