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Thermo Scientific™ Formic Acid, LC-MS Grade

A high-purity solvent supplied in glass ampules as a convenient, contamination-free alternative for preparing elution solvents for HPLC separations of protein and peptides.

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HPLC Ion Pair Reagents

Item Name	Formic Acid
Form	Liquid
Reagent Type	Solvent (Pure)
Product Line	Pierce™

Thermo Scientific™ Pierce™ Trifluoroacetic Acid (TFA), LC-MS Grade

Bottles of 99.5%-pure TFA (MW 114.02, CAS 76-05-01) liquid (sold by weight); for HPLC use as an ion-pairing agent in reverse-phase peptide separations.

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HPLC Ion Pair Reagents

Thermo Scientific™ Pierce™ Heptafluorobutyric Acid (HFBA), HPLC Grade

Bottles and ampules of 99.5%-pure HFBA (MW 214.04, CAS 375-22-4), valid for use as an ion-pairing agent in reverse-phase peptide separations (HPLC).

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HPLC Ion Pair Reagents

Thermo Scientific™ Pierce™ Trifluoroacetic Acid (TFA), Sequencing grade

Bottles of 99.5%-pure TFA (MW 114.02, CAS 76-05-01) liquid (sold by weight); for HPLC use as an ion-pairing agent in reverse-phase peptide separations.

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Specifications

Trifluoroacetic Acid

Name Note	Trifluoroacetic Acid (TFA)
Percent Purity	99.5% (TFA)
Physical Form	Liquid
Recommended Storage	Store in original container protected from direct sunlight in a dry, cool and well-ventilated area, between the following temperatures: 20 to 25°C.