Sodium pyrophosphate |7722-88-5
Nkọwa ngwaahịa
Nkọwa ngwaahịa: Sodium Pyrophosphate bụ ogige inorganic. Ọ dị mfe ịmịnye mmiri na ikuku na delixoscopic, soluble na mmiri, na-adịghị edozi na ethanol na ihe ndị ọzọ na-edozi ahụ.O nwere ikike mgbagwoju anya na Cu2+, Fe3+, Mn2+ na ion metal ndị ọzọ, na mmiri mmiri ngwọta kwụsiri ike n'okpuru 70 degrees Celsius, na ọ nwere ike hydrolyzed na disodium hydrogen phosphate site esi esi.
Ngwa: A na-eji ya dị ka onye na-ekesa na emulsifier na mmepụta kemịkalụ ma jiri ya mee ihe dị ka ihe ntanye eze na ụlọ ọrụ kemịkalụ kwa ụbọchị, ọ nwere ike ịmepụta colloid na calcium hydrogen phosphate ma rụọ ọrụ nkwụsịtụ.A pụkwara iji ya mee ihe n'ime mmiri sịntetik na mmepụta nke ncha ntutu na ngwaahịa ndị ọzọ.
Nchekwa:Ekwesịrị ịchekwa ngwaahịa na ebe ndò na ebe dị jụụ.Ekwela ka anwụ kpughee ya.Igwe mmiri agaghị emetụta arụmọrụ.
Ụkpụrụ E Mezuru:Ọkọlọtọ mba ụwa.
Nkọwapụta ngwaahịa:
| Ihe | Arịrịọ ọkọlọtọ |
| Nyocha (dị ka Na4P2O7),% | 96.5.0Nkeji |
| P2O5,% | 52.5-54.0 |
| Uru pH (1%) | 9.9-10.7 |
| Arsenic (dị ka), mg/kg | 1.0 Max |
| Fluoride (F), mg/kg | 50.0 Max |
| Cadmium (Cd), mg/kg | 1.0 Max |
| Mercury (Hg), mg/kg | 1.0 Max |
| Ndu (Pb), mg/kg | 4.0 Max |
| Mmiri anaghị agbaze,% | 0.2 Max |
| Ọnwụ na mgbanye (105 Celsius C, 4 awa wee 550°C nkeji 30),% | 0.5 Max |
