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

9,205 Items found

Per Page:
Sort by:
SKU: 13330.37-10MG

Erythromycin A hydrate; neat; 10 mg

Login to view pricing
  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13330.37-K-ME

Erythromycin A hydrate; 1000 µg base/mL in methanol; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 13333.16-10MG

Penicillin V; neat; 10 mg

Login to view pricing
  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13334.16-K-AN

Penicillin V potassium salt; 1000 µg conj. base/mL in ACN:H2O (9:1); 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix ACN:H2O (9:1)
  • Concentration 1000 µg conj. base/mL
SKU: 13341.14-100-DS

Trimethoprim-d9; 100 µg/mL in DMSO; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix DMSO
  • Concentration 100 µg/mL
SKU: 13341.14-100-ME

Trimethoprim-d9; 100 µg/mL in methanol; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
SKU: 13345.17-K-ME

Clinafloxacin; 1000 µg/mL in 0.04M NaOH in MeOH; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix 0.04M NaOH in MeOH
  • Concentration 1000 µg/mL
SKU: 13347.21-K-ME

Demeclocycline hydrochloride; 1000 µg base/mL in methanol; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg base/mL
SKU: 13363.6-10MG

L-Arginine-13C6,15N4 hydrochloride; neat; 10 mg

Login to view pricing
  • Brand Chiron
  • Matrix neat
  • Concentration neat
SKU: 13363.6-K-HCL

L-Arginine-13C6,15N4 hydrochloride; 1000 µg ARG/mL in 0.1 M HCl; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix 0.1 M HCl
  • Concentration 1000 µg ARG/mL
SKU: 13419.19-500MEX2

Rafoxanide ; 500 µg/mL in methanol; 1 mL x 2

Login to view pricing
  • Brand Chiron
  • Matrix methanol
  • Concentration 500 µg/mL
SKU: 13420.12-100-ME

Bithionol; 100 µg/mL in methanol; 1 mL

Login to view pricing
  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure