Eriochrome Black T AR 25g

Eriochrome Black T 25g

Appearance: Black to dark brown-black fine powder, eventually with granular parts
Clarity of solution: passes test
Absorption maximum ��max. (buffer pH 10.0): 612 ��� 616 nm
Spec. Absorptivity A 1%/1cm (��max; 0.02 g/l; buffer pH 10.0; calc. on dried substance): 400 ��� 510
Loss on drying (110 ��C): ��� 7 %
Suitability as indicator (for complexometric titration, ACS): passes test
Suitability as indicator (Reag. Ph Eur): passes test