Hefei TNJ chemical industry co.,ltd
Free supplier Enterprise Certification
- Free
supplier - 10th
years
Free supplier Enterprise Certification
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Mobile:
Tel:
Fax: +86-51-65418697
Province/state: Anhui
City: Hefei
Street: B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China
MaxCard:
Contact Suppliers
CAS NO.8017-16-1
Technology: Technology innovation is our eternal pursuit,or we will be left behind.Our technology experts,all from famous universities and institutes,has rich experience and high achievements in chemical research.This makes sure that our technology support is reliable and authoritative.All of self-owned fine chemicals are manufactured strictly in accordance with international standard.We have our own independent lab test center,and also has scientific cooperation with local colleges and institutes.
Certificate:ISO Certification
Polyphosphoric acid,PPA
Product Information
| Product Name | Polyphosphoric acid |
| Synonyms | Polyphosphoric acids;PPA |
| Molecular Formula | H6P4O13 |
| Molecular Weight | 337.93 |
| CAS Registry Number | 8017-16-1 |
| EINECS | 232-417-0 |
| Density | 2.06 |
| Melting point | 16℃ |
| Boiling point | 300℃ |
| Water solubility | MAY DECOMPOSE |
Specifications
|
No. |
Items of Analysis |
Unit |
95% PPA |
105% PPA |
115% PPA |
|
1 |
PPA |
% |
≥95.0 |
≥105.0 |
≥115.0 |
|
2 |
P2O5 |
% |
≥68.5 |
≥76.0 |
≥83.3 |
|
3 |
Chloride as Cl |
% |
≤0.0005 |
≤0.0005 |
≤0.0005 |
|
4 |
SO4 |
% |
≤0.005 |
≤0.005 |
≤0.005 |
|
5 |
Iron as Fe |
% |
≤0.002 |
≤0.002 |
≤0.002 |
|
6 |
Arsenic as As |
% |
≤0.0001 |
≤0.004 |
≤0.004 |
|
7 |
Heavy metal as Pb |
% |
≤0.0005 |
≤0.003 |
≤0.003 |
|
8 |
Fluoride as F |
% |
≤0.0005 |
≤0.0005 |
≤0.0005 |
|
9 |
Color |
Apha |
≤30 |
≤30 |
≤40 |
Use:
PPA is widely used in industries including medicine, aromatics, leather, chemical industry, etc.. It is used as cyclizing agent, acidifier and dehydrant in organic synthesis. It can also be used as the substitute for orthophosphoric acid.
