Article No | Z-09656 | ||
CAS No | 135-52-4 | ||
HSN Code | 29280090 | ||
Purity | - |
Grade | AR | ||
Molecular Formula | C20H15N4NaO6S.H2O | ||
Molecular Weight | 480.43 | ||
Shelf Life | 5 years |
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5 gm
Description | Dark violet powder | ||
Absorption maxima (buffer pH 9.0) | 487 – 493 nm | ||
Spec. Absorptivity A 1%/1cm lambda max; 0.001%; buffer pH 9.0; calc. on dried substance | 490 - 540 | ||
Loss on drying at 105 °C | Max. 10% | ||
Melting point/Freezing point (˚C) | 250-260˚C |