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Pyrophosphoric acid

Cas:
2466-09-3
Molecular Structure:
MDL:
MFCD00011343
Molecular Formula:
(HO)2P(O)OP(O)(OH)2
Molecular Weight:
177.98
Alias:
Diphosphoric acid
Product order:
Name Specifications Packing Price Delivery
Pyrophosphoric acid 90% 100g RMB 165 Consulting service
Pyrophosphoric acid 90% 500g RMB 517 Consulting service
Pyrophosphoric acid ≥95% H4P2O7 basis 100g RMB 319 Consulting service
Pyrophosphoric acid ≥95% H4P2O7 basis 500g RMB 1199 Consulting service
Character:
水中溶解度: 709 g/100ml (23°C),溶于醇和醚。
熔點(diǎn):61℃
Quality Standard:
90%:

外觀Appearance                           白色或略帶淺黃色玻璃態(tài)固體
純度Purity                                ≥90.0 % (重量法)


95%:


外觀Appearance                          白色至無(wú)色蠟狀固體
紅外光譜鑒別Infrared spectrometry       Conforms
純度Purity                              ≥95.0% H4P2O7 basis(中和滴定)  
重金屬heavy metals (as Pb)              ≤0.001%  
Fe:                                     ≤20 ppm
Na:                                     ≤20 ppm 

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