铬黑T，Eriochrome® Black T；indicator for complexometry ACS,Reag. Ph Eur

等级

ACS reagent

质量水平

200

Agency

reag. Ph. Eur.

形式

powder

效能

17590 mg/kg LD₅₀, oral (Rat)

缺失

≤7% loss on drying, 110°C

颜色

black to dark brown

pH值（酸碱度）

3.7 (20 °C, 10 g/L in H₂O)

溶解性

50 g/L

堆积密度

400‑600 kg/m³

λ_max

612-616 nm (buffer pH 10.0)

储存温度

15-25°C

InChI

1S/C20H13N3O7S.Na/c24-17-10-18(31(28,29)30)15-9-12(23(26)27)6-7-14(15)19(17)22-21-16-8-5-11-3-1-2-4-13(11)20(16)25;/h1-10,21,25H,(H,28,29,30);/q;+1/p-1/b22-19-;

InChI key

JHUJLRKQZAPSDP-GXTSIBQPSA-M