ERIOCHROME BLACK T AR
Specification
| Appearance | Brownish black powder |
| Suitability (as metal indicator) | Passes test |
| Absorption maxima at pH 10 | 612 – 616 nm |
| Clarity of solution | Passes test |
| Specific absorptivity A1%/1cm (lmax; 0.02 g/L; buffer pH 10.0; calculated on dried substance) | Min 300.0 |
| Loss on dryig (at 110°C) | Max 7.0% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning