ALIZARIN RED S PH INDICATOR 
Assay (alkametric) % Min 99
Identity (IR spectrum) passe test
UV-absorption
(250 nm; 2% 1 cm water) % Max 0.05
Chloride (Cl) % Max 0.05
Sulfate (SO4) % Max 0.05
Heavy metals (as Pb) % Max 0.0005
Sodium (Na) % Max 0.005
Loss on drying (105 °C) Max 0.2
| CAS No. | 7365-82-4 |
|---|---|
| Molecular Formula | C4H10N2O4S |
| Molecular Weight | 182.20 |
| HS Code | 2924.1900 |
| Packing | 25 G |
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