Polyphosphoric acid Suppliers, Polyphosphoric acid Manufacturers.
1.Polyphosphoric acid: with PPA as short name
2.Representative 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, substitute of Orthophosphoric Acid.
6.Properties: Clear colorless viscous liquid, deliquescent, soluble in water with hydrolysis to phosphoric acid. Specific gravity 2.1g/CM3.
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:
Corrosive matter. Packing method: II. Kept in plastic drum or plastic bottle with wood box outside, with non-flammable materials as lining. Storage & Handling: Store in a cool and dry place, keep away from alkali, toxic or corrosive substances Handle with care, Wear acid proof protective appliance. Leakage: Wear gas masks and gloves. Neutralize the spills with sodium carbonate solution.
10.Shelf period: 60 days from May to September;90 day from October to April.
11.Specifications & Quality index:
|
Item
|
Index
|
|
|
Industry Grade
|
Food grade
|
|
|
Assay
|
≥115%
|
≥116%
|
|
Assay (P2O5)%
|
≥84%
|
≥84%
|
|
Sulphate
|
0.01
|
0.002
|
|
Viscosity(centipoise)
|
35000
|
35000
|
|
Chroma (Hazen)
|
50
|
20
|
|
Heavy metals (Pb)%
|
≤0.01
|
≤0.003
|
|
Fe %
|
≤0.01
|
≤0.003
|
|
As %
|
≤0.01
|
≤0.005
|
12.Applications:
Polyphosphoric acid is widely used in medicine, spices, leather and chemical industry as the cyclizing agent, acidulant and dehydrant in organic synthesis, also can be used as the substitute of Orthophosphoric Acid.
| Packing form | Packing weight (net weight) (or following your demands) |
| Industry Grade | 40－340Kg plastic drum |
| Food grade | 1Kg, 2Kg plastic bottle |
| Export Grade | 20L to 1000L plastic drum |
Company： |
Changzhou Wujin Huayang Chemical Co.,LTD. |
E-mail： |
chem@netsun.com |
Address： |
20# Hubinbeilu,Lujiaxiang, Niutang town, Changzhou, China |
Zip Code： |
213168 |
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