pH range (8.2 - 10.0) Colourless to red violet
Absorption maxima (buffer pH 9.8) 551 - 554 nm
Loss on drying (at 110°C) Max 1%
Sensitivity Passes test
Sulfated ash Max 0.05%
Chloride (Cl) Max 0.01%
Sulfate (SO4) Max 0.01%
| CAS No. | 77-09-8 |
|---|---|
| Molecular Formula | C20H14O4 |
| Molecular Weight | 318.33 |
| HS Code | 2932.2910 |
| Symbol | GHS08 |
| Signal Word | Danger |
| Hazardous Statement | H350-H341-H361F |
| Precaution Statement | P281-P201-P202-P308 -P313-P405-P501A |
| Packing | 100 G |
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