Rịọ maka okwu
Ngwaahịa
Sodium acid pyrophsphate | 7758-16-9 | SAP nri nri
Nkọwa nke ngwaahịa
(1) Ntụ ntụ nke Granular, Nnọọ Ezigbo 1.86g / m. Na-agbanye na mmiri na innoluble na ethanol. Ọ bụrụ na ya agwọ ya na-adị ọkụ na dil inorganic acid, ọ ga-abụ hydrolyzed n'ime phosphoric acid.
(2) Codium na-acha uhie uhie pyrophosphate bụ hydroscopic, na mgbe hexahdrates na-ata ahụhụ. Ọ bụrụ na ọ na-ewute ya na okpomọkụ dị n'elu 220 ℃., Ọ ga-abanye na sodium meta.
Nkọwapụta ngwaahịa
| Ihe | Nsonaazụ (ọkwa nri) |
| Isi ọdịnaya% ≥ | 93.0-100.5 |
| P2O5% ≥ | 63.0-64.0 |
| Ph of 1% ngwọta | 3.5-4.5 |
| Mmiri insoluble% ≤ | 1.0 |
| Ndu (dika PB)% ≤ | 0.0002 |
| Arsenic (dị ka)% ≤ | 0.0003 |
| Ọla dị arọ dị ka (PB)% ≤ | 0.001 |
| Fluerides (f)% ≤ | 0.005 |
Ihe ngwugwu:25 n'arọ / akpa ma ọ bụ dịka ịchọrọ.
Nchekwa:Chekwaa na a ventilated, ebe akọrọ.
Standard Standard:International Station.
Dee ozi gị ebe a ma zigara anyị ya
