Dipotassium Phosphate

Dipotassium Phosphate

Aha kemịkalụ: Dipotassium Phosphate

Ụdị molekụla: K2HPO4

Ibu Molecular: 174.18

CAS: 7758-11-4

agwa: Ọ bụ enweghị agba ma ọ bụ ọcha square kristal granule ma ọ bụ ntụ ntụ, mfe deliquescent, alkaline, insoluble na ethanol. Uru pH bụ ihe dịka 9 na 1% ngwọta mmiri.


Nkọwa ngwaahịa

Ojiji: N'ime ụlọ ọrụ nri, a na-eji ya dị ka onye na-ebufe ihe, onye na-ahụ maka chelating, nri yist, nnu emulsifying, onye na-ahụ maka ihe na-eme ihe na-egbochi oxidation.

Nkwakọ ngwaahịa: Ajuju ya na akpa polyethylene dị ka oyi akwa dị n'ime, yana akpa rọba kpara akpa dị ka oyi akwa. Ibu ụgbụ nke akpa ọ bụla bụ 25kg.

Nchekwa na Ụgbọ njem: Ekwesịrị ịchekwa ya n'ụlọ nkwakọba ihe akọrọ na ikuku ventilashị, na-echekwa ya ka ọ ghara ikpo ọkụ na mmiri n'oge njem, na-ebufe ya na nlezianya ka ọ ghara imebi. Ọzọkwa, a ghaghị ịchekwa ya iche na ihe ndị na-egbu egbu.

Ọkọlọtọ Ogo:(FCC-V, E340(ii), USP-30)

 

Aha index FCC-V E340(ii) USP-30
Nkọwa Na-enweghị agba ma ọ bụ ọcha granular ntụ ntụ, kristal ma ọ bụ ọtụtụ; ihe na-adịghị mma, hygroscopic
Solubility Na-agbaze kpamkpam na mmiri. Na-adịghị ike na ethanol
njirimara Gafere ule Gafere ule Gafere ule
uru pH 8.7-9.4 (1% ngwọta) 8.5–9.6 (5% ngwọta)
Ọdịnaya (dị ka isi nkụ) % ≥98.0 ≥98.0 (105 ℃, 4h) 98.0-100.5
Ọdịnaya P2O5 (Ihe ndabere na-adịghị mma) % 40.3–41.5
Mmiri anaghị agbaze (Anhydrous ndabere) ≤% 0.2 0.2 0.2
Carbonate Gafere ule
Chloride ≤% 0.03
Sulfate ≤% 0.1
Adịghị ọcha na-agbanwe agbanwe Gafere ule
Fluoride ≤ppm 10 10 (nke a kọwara dị ka fluorine) 10
Monobasic ma ọ bụ tribasic nnu Gafere ule
Ọnwụ na ihicha ≤% 2 (105 ℃, 4h) 1 (105 ℃)
Ọla dị arọ ≤ppm 10
Sodium Gafere ule
Dị ka ≤ppm 3 1 3
Ígwè ≤ppm 30
Cadmium ≤ppm 1
Mercury ≤ppm 1
Ndu ≤ppm 2 1

 

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