基本信息
CAS号
2538-85-4
EINECS号
219-810-2
分子式
C20H13N2NaO5S
分子量
416.3824
别名
钙指示剂, 酸性媒介黑R, 依来铬蓝黑R, 钙试剂
英文名称
Palatine Chrome Black 6BN
英文别名
C.I. 15705, C.I. Mordant Black 17, C.I. Mordant Black 17, monosodium salt (8CI), Calcon, 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid zinc salt, 3-Hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid, sodium salt, Eriochrome blue-black R, Mordant Black 17, Zinchrome R, calcon(R), 1(2-hydroxy-1-naphthylazo)2-*naphthol-4-sulfonic, sodium 3-hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulphonate, Mordant Black 17 (15705), CALCONE, Mordantblack, sodium (4E)-4-[(2-hydroxynaphthalen-1-yl)hydrazono]-3-oxo-3,4-dihydronaphthalene-1-sulfonate, sodium 3-hydroxy-4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate, sodium 3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]naphthalene-1-sulfonate
物化性质
水溶性
20 g/L (20℃)
产品用途
用作测定钙、镁、镉、锰、锌等的络合指示剂
