industrial grade inflame retardant red Phosphorous with 98% purity, cas 7723-14-0
Product description
industrial grade inflame retardant Red Phosphorous with 98% purity, cas 7723-14-0
Executive Standard: GB 4947-2003
Chemical formula: P4
Molecular weight: 123.9
basic physical and chemical properties :
Appearance | Form: powder Colour: red |
pH | 6.5~7.5 |
Melting point/freezing point | Melting point/range: 280 °C - lit. |
Flammability (solid, gas) | The substance or mixture is a flammable solid |
Vapour pressure | 0.04 hPa at 21 °C |
Vapour density | no data available |
Relative density | 2.34 g/mL at 25 °C |
Technical Specs:
Index Items | Superior quality | First grade |
Main content, (as for P) % ≥ | 99.0 | 98.5 |
Phosphous, yellow content, as for P % ≤ | 0.005 | 0.005 |
Free acid content (as for HPO) % ≤ | 0.30 | 0.50 |
Moisture % ≤
| 0.2 | 0.25 |
Mesh size passed 20 % ≥ | 50 | 50 |
Mesh size passed 80 % ≥ | 100 | 100 |
Use:
used for production of match, fireworks, phosphric acid, phosphoric anhydride, phosphorus pentachloride, phosphorus trichloride, phosphor bronze,etc. Also used on pesticides production, such as aluminium phosphide, zinc phosphide. Fire retardant use on organic synthesis, medicine, synthetic material, napalm bomb on military use.
FIRE-FIGHTING MEASURES
1 Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
2 Special hazards arising from the substance or mixture
Oxides of phosphorus
3 Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
4 Further information
Use water spray to cool unopened containers.
Transportation:
Dangerous Goods Code: 41001
UN No:1338
Packing group:O53
Packing, transportation and storage
steel drums, to be coated inside and outside, weight 50kg. 10 plastic bags for inner packing, 5kg for each bag, tightly enclosed. Or inner big bags if customers permits. Non red phosphate powder inside or outside drums, and tightly enclosed on drum mouth.
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