98635-31-5 1,5-Naphthalenedisulfonic acid, 3-2-(acetylamino)-4-4-2-2-(ethenylsulfonyl)ethoxyethylamino-6-fluoro-1,3,5-triazin-2-ylaminophenylazo-, disodium salt
98640-71-2 Collagenase Chromophore Substrate Test Substance (for quantitative Collagenase-Determination)
98635-34-8 4-Amino-5-hydroxy-6-[2-sodiosulfo-5-(4-vinylsulfonylbutyrylamino)phenylazo]-3-(4-vinylsulfonylphenylazo)-2,7-naphthalenedisulfonic acid disodium salt