CAS Number
2303-01-7
Formula
C21H18O5S
Weight
M: 382,44 EC: 218-960-6 NC: 2932 29 85
| Identity | IR p/t. |
| l of max. ABS in NaOH 0,1 mol/l | 574-578 nm |
| A 1%, 1 cm, lmax | ≥875 |
| T.L.C | p/t. |
| MAX. IMPURITIES | |
| pH transition inteRval: | |
| red | 1,2 |
| yellow | 2,8 |
| purple | 9,0 |
| Loss on drying at 135°C | 1 % |
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