Mai ƙera Kyakkyawan Farashi Sodium Tripolyphosphate CAS：7758-29-4

taƙaitaccen bayani:

Sodium tripolyphosphate wanda aka fi sani da pentasodium phosphate, sodium pyrometaphosphate, STPP, pentasodium tripolyphosphate. Farin lu'ulu'u mai launin foda mai kyau, nauyin kwayoyin halitta na 367.Chemicalbook86, wurin narkewa na 622 ℃, mai sauƙin narkewa a cikin ruwa, kuma ruwan da ke cikinsa alkaline ne. Ana amfani da shi a abinci azaman wakilin riƙe ruwa, wakilin inganta inganci, mai daidaita pH, da wakilin chelating na ƙarfe.

Maganin ruwa na sodium tripolyphosphate yana da ƙarancin alkaline (ƙimar pH na maganin ruwa na 1% shine kusan 9.7), kuma yana samar da dakatarwa (kamar emulsion) a cikin ruwa tare da kewayon pH na 4.3-14, wanda ake kira watsawa. Sodium tripolyphosphate kuma yana iya inganta narkewar ƙwayoyin sinadarai masu ƙarfi a cikin ruwa (kamar ruwa), yana sa maganin ya zama mai haske gaba ɗaya kuma yayi kama da mafita ta gaske. Wannan ana kiransa narkewa. Saboda keɓancewarsa ta musamman, sodium tripolyphosphate ya zama muhimmin abu kuma ingantaccen abu a cikin sabulun wanki.

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Mahaɗi	Ƙayyadewa	Sakamako
Sodium tripolyphosphate (Na)₅P₃O₁₀) abun ciki: %≥	94.0	94.55
Yawan sinadarin Phosphorus pentoxide (P2O5): % ≥	56.5	57.12
Ruwan da ba ya narkewa: % ≤	0.10	0.012
Ƙimar PH (1% maganin):	9.2-10.0	9.5
Iron kamar Fe: %	0.015	0.003
Farin fata:	85	90
Yawan aiki:	0.35-0.9	0.81