BORIC ACID (CRYSTAL)
| Product Code | B-00455 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | CAS No | 10043-35-3 | |
| Molecular Formula | H3BO3 | Molecular Weight | 61.83 |
| H.S.Code | 2810.00200 | Shelf Life | 60 Months |
| Purity | 98 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White Powder |
|---|---|---|---|
| Solubility in water [% weight] | Soluble in water | Melting point/ Freezing point [°C] | 160 °C |
| Odour | Odorless | pH Value | 3.8 - 4.8 |
| Vapour pressure [20°C] | 3.5 hPa at 20 °C | Density [g/cm3] | 1.44 |
| Boiling point [°C] | 300 °C |
Packaging
Specification
| Appearance | White powder/crystals/crystalline powder |
| Assay (acidimetric) | Min 99.5% |
| DNases (exo and endonucleases) | None detected |
| Insoluble matter | Passes filter test |
| Non volatile substances in MeOH/HCl | Max 0.05% |
| Phosphatase | None detected |
| RNases | None detected |
| Loss on drying (at 120°C) | Max 0.5% |
| Solubility (1 M in water) | Complete,colorless |
| pH (saturated solution in water) | 3.6 – 4.6 |
| Chloride (Cl) | Max 0.0005% |
| Phosphate (PO4) | Max 0.0005% |
| Sulphate (SO4) | Max 0.0005% |
| Heavy metal (as Pb) | Max 0.0005% |
| Arsenic (As) | Max 0.00005% |
| Sodium (Na) | Max 0.005% |
| UV absorbance 1 M in water | |
| Wavelength | Absorption Max. |
| 260 nm | 0.015 |
| 280 nm | 0.010 |
Safety Information and Hazard Symbols
Symbol: GHS02 , GHS05 ,GHS07 ,GHS08
Signal Word: Danger
Hazardous Statement: H360
Precaution Statement: P201-P308 + P313