Bio-Rad Laboratories, Inc. SpectraBase; SpectraBase Compound ID=1vQS3LGutM
http://spectrabase.com/compound/1vQS3LGutM (accessed Aug 19, 2018).

3-nitro-2,4-xylenesulfonic acid, potassium salt
SpectraBase Compound ID 1vQS3LGutM
InChI InChI=1S/C8H9NO5S.K/c1-5-3-4-7(15(12,13)14)6(2)8(5)9(10)11;/h3-4H,1-2H3,(H,12,13,14);/q;+1/p-1
InChIKey NGAHXYMKZUZRNF-UHFFFAOYSA-M
Mol Weight 269.31 g/mol
Molecular Formula C8H8KNO5S
Exact Mass 268.976027 g/mol