CARMINIC ACID 98% AR FOR MICROSCOPY
| Product Code | B-00694 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | FOR MICROSCOPY | CAS No | 1260-17-9 |
| Molecular Formula | C22H20O13 | Molecular Weight | 492.40 |
| H.S.Code | 3203.00900 | Shelf Life | 60 Months |
| Purity | 98% |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Red |
|---|---|---|---|
| Odour | Odorless | pH Value | 4.8 - 6.2 |
| Solubility in water [% weight] | Appreciable (> 10%) |
Packaging
Specification
| Appearance | Dark brownish red powder |
| Assay (acidimetric; on dried basis) | Min 98.0% |
| Loss on drying (at 105°C) | Max 7.0% |
| Suitability (for microscopy) | Passes test |
| Absorption maxima at pH 3.0 | 490 – 495 nm |
| Specific absorptivity 1%/1cm (at lmax) | Min 130 |
Safety Information and Hazard Symbols
Symbol: GHS05, GHS07, GHS08, GHS09
Signal Word: Danger