TIRON AR
(3,5-Pyrocatechol Disulphonic Acid Disodium Salt)
| Article No | T-08984 | ||
| CAS No | 149-45-1 | ||
| HSN Code | 29089990 | ||
| Purity | - | ||
| Grade | AR | ||
| Molecular Formula | C6H4O8Na2S2.H2O | ||
| Molecular Weight | 332.20 | ||
| Shelf Life | 5 years | ||
Packagings
10 gm
25 gm
| Article No | T-08984 | ||
| CAS No | 149-45-1 | ||
| HSN Code | 29089990 | ||
| Purity | - | ||
| Grade | AR | ||
| Molecular Formula | C6H4O8Na2S2.H2O | ||
| Molecular Weight | 332.20 | ||
| Shelf Life | 5 years | ||
10 gm
25 gm
| Description | White to off-white powder | ||
| Absorption maximum lambda max. (Buffer pH 2.5) | 290 – 291nm | ||
| Water (according to karl fischer) | 4.5 - 6.5% | ||
| Spec. Absorptivity A 1%/1cm (lambda max; 0.005%; buffer pH 2.5; calculated on dried substance) | 100 - 125 | ||
| Melting Point/ Freezing Point [°C] | > 300 °C | ||
| Solubility in water [% weight] | Soluble in water | ||
| Identity (UV-VIS spectrum) | Passes test | ||
| Suitability as indicator (for metal titration) | Passes test | ||