Skip to Main Content

Select country

Select your country

Inorganic Reference Materials

High-quality Inorganic Reference Materials 

We offer a full range of inorganic standards for IC, AA, ICP, and ICP-MS. The highly characterized standards in our Assurance and Claritas PPT lines are intended for ICP and ICP-MS trace analysis. We have built our reputation by providing chemists and environmental scientists products that exhibit quality, reliability, and convenience.

Inorganic Standards Can Be Used For:

  • Atomic Absorption (AA)
  • Inductively Coupled Plasma (ICP)
  • Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
  • Ion Chromatography (IC)

Features of Spex Inorganic Standards:

  • Wide range of single & multi-element standards for Claritas PPT® and Assurance® grades
  • Multi-element standards designed for the latest EPA methods
  • Custom standards tailored to your application needs
  • Traceable to NIST SRM for confidence in results
  • High-purity acids: Assurance® (high purity) & Claritas PPT® (ultra high purity) formulations
  • Broad analytical range with detection levels at ppb (Assurance®) & ppb/ppt (Claritas PPT®), backed by a Certificate of Analysis
  • Dedicated team of scientists for expert guidance & support

Search Our Full Range of Inorganic Standards for IC, AA, ICP, and ICP-MS

IC Standards

ICP Standards

ICP-MS Standards

Cannabis & Hemp

USP <232> and USP <233> Elemental Impurity and ICH Standards

Organometallic Oil Standards

Carbon Black

Proficiency Testing

Grid List

Categories and filters

Filter / Sorting

Categories

Brand

Accreditations

Product Type

Regulatory Method

Instrument / Test

Analyte - Single / Multi

CAS #

Analyte / Component

1,834 Items found

Per Page:
Sort by:
Grid List
  • Top rated
SKU: AS-NO39-2Y

Nitrate (NO3)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
SKU: AS-NO39-2X

Nitrate (NO3)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (500 mL)

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
SKU: AS-NO2N9-2Y

Nitrite-Nitrogen 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
Quick View
  • Top rated
SKU: AS-NO2N9-2X

Nitrite-Nitrogen 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
Quick View
  • Top rated
SKU: AS-NO29-2Y

Nitrite (NO2)- 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
Quick View
  • Top rated
SKU: AS-NO29-2X

Nitrite (NO2)- 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
Quick View
  • Top rated
SKU: AS-NH3N9-2Y

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

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
SKU: AS-I9-2Y

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

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
SKU: AS-I9-2X

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

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
SKU: AS-HCO29-2Y

Formate (HCO2)- Single-Element Ion Anion Standard, 1,000 µg/mL (1,000 ppm) (125 mL)

Login to view pricing
  • Brand Spex
  • Matrix H2O
  • 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
Quick View
  • Top rated
  • KIT
SKU: AS-F9-SET

Set of 5 Solutions for Fluoride

  • CCL
Login to view pricing
  • Brand Spex
  • Matrix H2O
  • Concentration 0.1 M
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
Quick View
  • Top rated
SKU: AS-F9-5Y

Fluoride (F-) Single-Element Ion Selective Electrode Standard, 0.1 M (125 mL)

  • CCL
Login to view pricing
  • Brand Spex
  • Matrix H2O
  • Concentration 0.1 M
  • Measured Impurities 6 Anion impurities to ppm
  • Raw Material Min three 9s &/purification as available
  • Certification Dual: Wet Chem, IC Direct Analysis & Impurities
Quick View
AlertAlertBrowse fileDownload fileFileImagePdfWordTextExcelPowerpointArchiveCsvAudioVideoSpinnerCalendarReturn arrowMinusVisibleInvisibleVisibleInvisibleConfigure