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Pyrophosphoric acid
Index:Q/DX JQH012-2001
Byname:
Molecular formula :H4P2O7
Molecular weight:177.98
Properties:Colorless needle like crystal or yellow sticky
liquid, can easily absorb moisture, soluble in water,aetherand
alcohol.
Melting point: 61 .
Warning:This product is harmful by taken orally. Protection
methods must be taken when use it. If there is any contact
with eyes, please use water to wash immediately then ask help
for a doctor. Stored in dry place after being sealed.
Use: Can be used as activator, sequestering agent of iron
in thecolorimetric estimation. It is also used in the manufacture
of organic phosphate ester
Packing:500g/plastic bottle or glass bottle ,40kg/plastic pail
Technical index:
| Item |
Chemical Pure |
Content  |
50.0% |
Chloride (CL) |
0.002% |
| Sulfate (SO4) |
Qualified |
| Iron(Fe) |
0.003% |
| Metaphosphoric acid (HPO3) |
Qualified |
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