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194437

Sigma-Aldrich

ABTS™ Chromophore, Diammonium Salt

Synonym(s):

ABTS™ Chromophore, Diammonium Salt

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About This Item

Empirical Formula (Hill Notation):
C18H18N4O6S4 · (NH3)2
CAS Number:
30931-67-0
Molecular Weight:
548.68
MDL number:
MFCD00010404
UNSPSC Code:
41116133

form

solid

Quality Level

100

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
protect from light

solubility

0.1 M sodium citrate, pH 4.2: 1 mg/mL

shipped in

ambient

storage temp.

2-8°C

InChI

1S/C18H18N4O6S4.2H3N/c1-3-21-13-7-5-11(31(23,24)25)9-15(13)29-17(21)19-20-18-22(4-2)14-8-6-12(32(26,27)28)10-16(14)30-18;;/h5-10H,3-4H2,1-2H3,(H,23,24,25)(H,26,27,28);2*1H3/b19-17-,20-18-;;

InChI key

OHDRQQURAXLVGJ-AXMZSLBLSA-N

General description

Contains 20 tablets. Each tablet contains 5 mg and makes 5 ml of ABTS™ Chromophore working substrate for ELISA.
Useful as a substrate for ELISA; acts as a hydrogen donor in peroxidase reactions. Radical cation has an absorption maximum at 414 nm.

Warning

Toxicity: Irritant (B)

Reconstitution

Unstable in solution; reconstitute just prior to use and discard any unused reconstituted substrate.

Legal Information

ABTS is a trademark of Roche
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK

WGK 3

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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