| Article No | C-02263 | ||
| CAS No | 2538-85-4 | ||
| HSN Code | 29270090 | ||
| Purity | - | ||
| Grade | - | ||
| Molecular Formula | C20H13N2NaO5S | ||
| Molecular Weight | 416.39 | ||
| Shelf Life | 5 years | ||
25 gm

100 gm
| Description | Dark blackish brown powder | ||
| Identity (UV/VIS spectrum) | Passes test | ||
| Absorption maxima l max (Buffer pH 12.2) | 634 - 640 nm | ||
| Spec Absorptivity A1% 1cm | 250 - 500 | ||
| Solubility in water | Moderate (1-10%) | ||
| Loss on drying (110oC) | Max 10% | ||
| Suitability for indicator for metal titration | Passes test | ||