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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; 0.02g/l; buffer pH 10.0; calc. on dried substance): 400 - 510
Loss on drying (110C): 7 %
Suitability as indicator (for complexometric titration, ACS): passes test
Suitability as indicator (Reag. Ph Eur): passes test