Skip to Main Content

Select country

Select your country

Analytical Reference Material

Organic, Inorganic, Microbiology & PT Reference Materials

Explore the broadest selection of analytical reference materials and proficiency testing (PT) from the leading brands in certified and analytical reference materials: Spex, NSI, HPS, and Chiron. Our harmonized product development and custom capabilities are tailored to bring you innovative products to help meet your unique application needs.

Environmental

Food & Consumer Safety

Cannabis & Hemp

Toxicology

Pharmaceutical

Industrial

Grid List

Categories and filters

Filter / Sorting

Categories

Brand

Classification

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Strain

Analyte / Component

Microorganism

9,926 Items found

Per Page:
Sort by:
Grid List
SKU: IB-LA-A5

5% Lanthanum Ionization Buffer for FAAS in 1% HCl

Login to view pricing
  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
Quick View
SKU: IB-LA-A1

1% Lanthanum Ionization Buffer for FAAS in 1% HCl

Login to view pricing
  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
Quick View
SKU: IB-CS-B5

5% Cesium Ionization Buffer for FAAS in 1% HNO3

Login to view pricing
  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HNO3
  • Raw Material Three 9s as available; no purification
Quick View
SKU: 183134

0.0473 N Iodine, 1 Gallon in Amber Glass Bottle

Login to view pricing
  • Brand Spex
  • Certification Single: Wet Chemistry
  • Concentration 0.0473 N
  • Matrix H2O
Quick View
SKU: 182002

0.0394 N Sodium Thiosulfate, 1 Gallon in Cubitainer

Login to view pricing
  • Brand Spex
  • Certification Single: Wet Chemistry
  • Concentration 0.0394 N
  • Matrix H2O/0.5% Amyl Alcohol
Quick View
SKU: PH-BUFF2-500

pH 2 Certified Buffer Standard, 2 SI Units in H2O (500 mL)

Login to view pricing
  • Brand Spex
  • Concentration 2 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF3-500

pH 3 Certified Buffer Standard, 3 SI Units in H2O (500 mL)

Login to view pricing
  • Brand Spex
  • Concentration 3 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF4-500

pH 4 Certified Buffer Standard, 4 SI Units in H2O (500 mL) Red in color

Login to view pricing
  • Brand Spex
  • Concentration 4 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF5-500

pH 5 Certified Buffer Standard, 5 SI Units in H2O (500 mL)

Login to view pricing
  • Brand Spex
  • Concentration 5 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF6-500

pH 6 Certified Buffer Standard, 6 SI Units in H2O (500 mL)

Login to view pricing
  • Brand Spex
  • Concentration 6 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF7-500

pH 7 Certified Buffer Standard, 7 SI Units in H2O (500 mL) Yellow in color

Login to view pricing
  • Brand Spex
  • Concentration 7 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
SKU: PH-BUFF8-500

pH 8 Certified Buffer Standard, 8 SI Units in H2O (500 mL)

Login to view pricing
  • Brand Spex
  • Concentration 8 SI Units
  • Matrix H2O
  • Raw Material Five 9s & Purification
Quick View
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure