LN-513321
4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt mixt. with 4-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonic acid monosodium salt , 99% , 167954-13-4
Update time: 2023-04-23