Polyphosphoric Acids, dehydrating agent in organic synthesis, PPA
Product description
Product Description
Polyphosphoric Acids, dehydrating agent in organic synthesis, PPA
Chemical formula: H6P4O13
Molecular weight: 337.93
Index Items | Specification | |
Food grade | Industrial grade | |
Content | ≥117% | ≥115—116% |
P2O5% | ≥85% | ≥83—84% |
Chloride, (as Cl) | ≤0.001 | ≤0.001 |
Sulfate Radical | 0.002 | 0.01 |
Viscosity (CP Centipoises) | 35000 | 35000 |
Chroma (Heep) | 20 | 50 |
Heave metals (as Pb)% | ≤0.001 | ≤0.01 |
Fe % | ≤0.001 | ≤0.01 |
As % | ≤0.0050 | ≤0.01 |
Use:
PPA is widely used on medicine, parfum, leather, chemical industry, compounds cyclizing agent, acidifying agent, dehydrating agent in organic synthesis. And used as substitute for orthophosphate.
Potential Health Effects
Invasion way: inhalation, ingestion, skin. Corrosive and irritating to upper respiratory tract once inhalate vapor or fume. And cause immediate severe irritation of the eye and eyelids. If not quickly removed by thorough irrigation with water, there may be prolonged or permanent visual impairment or total loss of sight.
Transportation:
Hazard Mark: C
Dangerous Goods Code: 3264
Hazard Class: 8
PackingGroup: III
Hazardous Substances Data: 8017-16-1
Packing, transportation and storage
Packing: (III) plastic or glass bottles outer wooden case, inner for non-inflammable materials. Storage in dry and ventilated place. It is strictly forbidden to store or transport together with alkaline, poison and corrosive products.
packing weight: (Net weight) can be customized accordingly.
Industrial grade | 40-340Kg plastic drum |
Food grade | 1Kg,2Kg plastic drum |
Packing for exporting | 20 liter-1000 liter plastic drum |
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