I-Dilcaticium Phosphate

I-Dilcaticium Phosphate

Igama lamakhemikhali: I-Dicalciate phosphate, calcium phosphate dibasic

Ifomula ye-Molecular: I-Anhydrous: Cahpo4; dihydrate: cahpo4`2h2o

Isisindo samangqamuzana: I-Anhydrous: 136.06, Dihydrate: 172.09

Case: I-Anhydrous: 7757-93-9, dihydrate: 7789-77-7

Umlingiswa: I-White Crystalline Powder, akukho phunga futhi engenakunambitha, incibilika nge-hydrochloric acid, nitric acid, i-acetic acid, incane kancane emanzini, infoluble e-ethanol. Ubuningi obuhlobene kwakungu-2.32. Zigxile emoyeni. Ilahlekelwa yi-Crystallization ku-75 degrees Celsius futhi ikhiqiza i-dialcalium phosphate anhydrous.


Imininingwane Yomkhiqizo

Ukusetshenziswa: Embonini yokusebenza kokudla, isetshenziswa njenge-ejenti ye-wewning, modifier yenhlama, i-ejenti ye-buffering, isengezo sokudla, i-emulsifier, i-stabilizer. Njengokulenga ufulawa, ikhekhe, khekhe, kheke, uhlobo oluphindwe kabili we-acid ufulawa kombala we-modifier, ukuguqula ukuguqulwa kokudla okuthosiwe. Ibuye isetshenziswe njengezengezo zezakhi zomzimba noma i-modifier ye-biscuit, i-powder yobisi, isiphuzo esibandayo, i-ayisikhilimu kafulawa.

Ukupakisha: Igcwele isikhwama se-polyethylene njengesendlalelo sangaphakathi, nesikhwama sokwelulwa sepulasitiki esihlanganisiwe njengesendlalelo sangaphandle. Isisindo esinetha lesikhwama ngasinye singama-25kg.

Isitoreji Nezokuthutha: Kufanele igcinwe endaweni yokugcina yokugcina eyomile futhi yomoya osomile, igcinwe kude nokushisa nasemswakama ngesikhathi sokuhamba, ilayishwe ngokunakekelwa ukuze igweme ukulimala. Ngaphezu kwalokho, kufanele igcinwe ngokwahlukana ezintweni ezinobuthi.

Okujwayelekile kwekhwalithi: (FCC-V, E341 (II), I-USP-32)

 

Igama le-Index I-FCC-V I-E341 (ii) I-USP-32
Ukufanisa I-crystal emhlophe noma i-granular, i-powder ye-granular noma i-powder
Assay,% 97.0-105.0 98.0-102.0 (200 ℃, 3h) 98.0-103.0
P2O5 Okuqukethwe (isisekelo se-anhydrous),% 50.0-52.5
Ukukhonjwa Ukuhlolwa kwephasi Ukuhlolwa kwephasi Ukuhlolwa kwephasi
Ukuhlolwa kwe-solubility Kancane kancane emanzini. Insoluble e-ethanol
I-Fluoride, MG / KG ≤ 50 50 (kuvezwe njenge-fluorine) 50
Ukulahleka kokulahla, (ngemuva kokulahla ngo-800 ℃ ± 25 ℃ kuma-30minutes),% 7.0-8.5 (Anhydrous) 24.5-26.5 (dihydrate) ≤8.5 (anhydrous) ≤26.5 (dihydrate) 6.6-8.5 (anhydrous) 24.5-26.5 (dihydrate)
I-carbonate Ukuhlolwa kwephasi
Chloride,% ≤ 0.25
Sulfate,% ≤ 0.5
I-Arsenic, MG / KG ≤ 3 1 3
Itheyili Ukuhlolwa kwephasi
Izinsimbi Ezisindayo, MG / KG ≤ 30
Into ye-acid-insoluble, ≤% 0.2
Ukungcola okuguquguqukayo Ukuhlolwa kwephasi
Ukuhola, mg / kg ≤ 2 1
I-CADMIUM, MG / KG ≤ 1
I-Mercury, MG / KG ≤ 1
Aluminiyamu Hhayi ngaphezulu kwe-100mg / kg yefomu elinama-anhydrous futhi hhayi ngaphezulu kwe-80mg / kg ngefomu le-dihydrate (kuphela uma kungezwe ekudleni kwezinsana nezingane ezincane). Ayingabi ngaphezu kwe-600 mg / kg yefomu elinama-anhydrous futhi hhayi ngaphezulu kwe-500mg / kg ngefomu le-dihydrate (yazo zonke izinto ngaphandle kokudla kwezingane nezingane ezincane). Lokhu kusebenza kuze kube ngumhla zingama-31 kuNdasa wezi-2015.

Ayingabi ngaphezu kwama-200 mg / kg ngefomu le-anhydrous kanye nefomu le-dihydrate (yazo zonke zisebenzisa ngaphandle kokudla kwezingane nezingane ezincane). Lokhu kusebenza kusukela ngomhlaka 1 Ephreli 2015.

 

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