1. Short name: PPA
2. Molecular
formula: H6P4O13
3. Molecular weight: 337.93
4. Classification of
hazardous materials: GB8.1-81505 |
|
5.Uses:
as
cyclizing agent and acylating agent in organic
synthesis; analytical reagent.
6.Properties:
Clear colorless viscous liquid,
deliquescent, soluble in water with hydrolysis to
phosphoric acid.
 7.Hazards Identification:
Generally non-flammable, but may
reacts vigorously with H foaming agent and cause
fire. Low corrosive.
8.Fire fighting measures: Wear acid proof protective gear.
Extinguish fire with water.
First aid
measures:
Eye: Flush eyes with plenty of water.
Get medical aid.
Skin: Flush skin with plenty
of water. Get medical aid.
Ingestion: Give
water. Get medical aid.
Packaging: Plastic
barrel or glass bottle.
Label: Corrosive
9.Storage &
Handling:
Store in a cool, dry,
well-ventilated area away from incompatible
substances, Keep away from alkali, toxic or
corrosive substances, Handle with care, Wear acid
proof protective geat.
10.Accidental Release
Measures:
Wear full protective
gear. Neutralize the spills with sodium carbonate
solution.
11. Quantity index sign:
Item |
Index |
Industrial grade |
Food grade |
Assay |
≥115% |
≥116% |
Assay (P2O5)% |
≥84% |
≥84% |
Sulphate |
0.01 |
0.002 |
Glue degree |
35000 |
35000 |
Colour degree |
50
|
20 |
Heavy metals with (the Pb allounts) |
≤0.01 |
≤0.003 |
Fe |
≤0.01 |
≤0.003 |
As |
≤0.01 |
≤0.005 |
12.Packing and
shipping:
Domestic sale: 40kg,
export sales:30kg, packed in plastic pail. It
should be stored in cool, draughty place. It
should be seperated from oxidant of inflammable
material and should not be mixed with alkaline
substance.
|
Polyphosphoric acid
