مشخصات فنی محصول | |
---|---|
Identity (UV/VIS-Spectrum) | passes test |
Appearance | Black to dark brown-black fine powder, eventually with granular parts |
Clarity of solution | passes test |
Absorption maximum λmax. (buffer pH 10.0) | 612 - 616 nm |
Spec. Absorptivity A 1%/1cm (λmax; 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 |