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Acids and Bases, Buffers, Salts and Solids, Solutions, and Solvents

A reagent is a chemical substance added to cause or function within a chemical reaction. We offer you more choices for your analytical laboratory reagent needs with some of the most commonly used solutions and formulations of solvents, acids, bases, buffers and mixtures. These products are manufactured using the highest-quality raw materials to ensure low-level impurities and consistent lot-to-lot quality.

These reagents are designed to work with any instrument and application, making us your reliable source for your chemical needs.

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Mobile Phase Modifiers 

HPLC is a complex process that depends on each molecule’s ability to interact with the mobile phase that carries it through the column, the solid phase that fills the columns, as well as interactions between the different molecules in the sample.

Buffers

High-quality buffer solutions with low levels of impurities and consistent lot-to-lot quality.

Carbon Black 

Reagents for ASTM D1510

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SKU: MPK-TFAA-5PK

Trifluoroacetic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Matrix Neat
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Top rated
SKU: MPK-FA-5PK

Formic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Matrix Neat
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
  • Top rated
SKU: MPK-AA-5PK

Acetic Acid Mobile Phase Modifier for HPLC/LCMS

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  • Brand Spex
  • Matrix Neat
  • Raw Material >95% min; as available
  • Certification Single: Grav. &/or Volume w/Analytical Confirm
SKU: 183134

0.0473 N Iodine, 1 Gallon in Amber Glass Bottle

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  • Brand Spex
  • Matrix H2O
  • Concentration 0.0473 N
  • Certification Single: Wet Chemistry
SKU: 182002

0.0394 N Sodium Thiosulfate, 1 Gallon in Cubitainer

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  • Brand Spex
  • Matrix H2O/0.5% Amyl Alcohol
  • Concentration 0.0394 N
  • Certification Single: Wet Chemistry
SKU: IB-LA-B5

5% Lanthanum Ionization Buffer for FAAS in 1% HNO3

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HNO3
  • Raw Material Three 9s as available; no purification
SKU: IB-CS-B5

5% Cesium Ionization Buffer for FAAS in 1% HNO3

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HNO3
  • Raw Material Three 9s as available; no purification
SKU: IB-LA-A5

5% Lanthanum Ionization Buffer for FAAS in 1% HCl

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
SKU: IB-CS-B1

1% Cesium Ionization Buffer for FAAS in 1% HNO3

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HNO3
  • Raw Material Three 9s as available; no purification
SKU: IB-LA-A1

1% Lanthanum Ionization Buffer for FAAS in 1% HCl

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  • Brand HPS
  • Certification Single: Gravimetric
  • Matrix 1% HCl
  • Raw Material Three 9s as available; no purification
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