BES BUFFER 99% FOR BIOCHEMISTRY
| Product Code | B-00409 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | FOR BIOCHEMISTRY | CAS No | 10191-18-1 |
| Molecular Formula | C6H15NO5S | Molecular Weight | 213.25 |
| H.S.Code | 2922.19900 | Shelf Life | 60 Months |
| Purity | 99 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White Powder |
|---|---|---|---|
| pH Value | 2.5 - 5.0 | Melting point/ Freezing point [°C] | 152 - 154 °C |
| Solubility in water [% weight] | 213.3 g/l at 20 °C |
Packaging
Specification
| Appearance | White powder |
| Assay (alkalimetric) | Min 99.0% |
| Identity (IR) | Passes test |
| UV absorbance (at 250 nm; 5%; 1 cm; water) | Max 0.05% |
| Chloride (Cl) | Max 0.005% |
| Sulphate (SO4) | Max 0.005% |
| Heavy metal (as Pb) | Max 0.0005% |
| Sodium (Na) | Max 0.01% |
| Loss on drying (at 105°C) | Max 0.5% |
| Biological buffer, pKa at 20°C | 7.15 |
Safety Information and Hazard Symbols
Symbol: GHS02, GHS05 ,GHS07,GHS08
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338