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MilliporeSigma

SIGMA 2,5-Dihydroxybenzoic acid, matrix substance for MALDI-MS, >99.0% (HPLC)

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SIGMA 2,5-Dihydroxybenzoic acid, matrix substance for MALDI-MS, >99.0% (HPLC)

Synonyms: 2,5-DHBA; DHB; Gentisic acid; Hydroquinonecarboxylic acid

Formula: (HO)2C6H3CO2H

Formula Weight: 154.12

CAS No.: 490-79-9

Purity: >99.0% (HPLC)

Application: Most commonly used matrix for carbohydrates. For MALDI-MS of free neutral glycans. Produces [M+Na]+ ion; may show a weaker [M+K]+ ion. Other species may be generated by the addition of the appropriate inorganic salt.1

Protocols & Applications: Methods of glycosylated protein analysis by Mass Spectrometry

Abs.: extinction/337 nm >2000

Analyte Suitability: polymers

Assay: >99.0% (HPLC)

Cation Traces: Pb: ≤5 mg/kg

Grade: matrix substance for MALDI-MS

MP: 204-208°C(lit.)

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Thomas No.
C989Z24
Mfr. No.
85707-10MG-F
Description
SIGMA 2,5-Dihydroxybenzoic acid, matrix substance for MALDI-MS, >99.0% (HPLC), 10 mg
list price/quantitytotal
$0.00
Thomas No.
C989Z25
Mfr. No.
85707-250MG-F
Description
SIGMA 2,5-Dihydroxybenzoic acid, matrix substance for MALDI-MS, >99.0% (HPLC), 250 mg
list price/quantitytotal
$0.00
Thomas No.
C989Z26
Mfr. No.
85707-1G-F
Description
SIGMA 2,5-Dihydroxybenzoic acid, matrix substance for MALDI-MS, >99.0% (HPLC), 1 g
list price/quantitytotal
$0.00
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Product is restricted and can only be purchased by customers with a web profile linked to a Thomas Business Account - Click here to login or create your web profile. If you do not have a Thomas Business Account, please Contact Us and someone will respond with details on how to apply for a business account with us.

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