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ngwaahịa

Sodium phosphate nke dibasic

nkowa nkenke:

Ọ bụ otu n'ime sodium salts nke phosphoric acid.Ọ bụ a deliquescent na-acha ọcha ntụ ntụ, soluble na mmiri, na aqueous ngwọta bụ adịghị ike alkaline.Disodium hydrogen phosphate dị mfe ihu igwe na ikuku, na ụlọ okpomọkụ enịm ke ikuku ida banyere 5 kristal mmiri na-etolite heptahydrate, kpụ ọkụ n'ọnụ ruo 100 ℃ na-atụfu niile kristal mmiri n'ime anhydrous okwu, decomposition n'ime sodium pyrophosphate na 250 ℃.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa ngwaahịa

1

Enyere nkọwapụta

Ihe dị n'ime ahụ ọcha ≥ 99%

 (Oghere akwụkwọ ntụaka ngwa 'eji ngwaahịa')

Disodium hydrogen phosphate na-atụfu ngwa ngwa molekul ise nke mmiri kristal iji mepụta heptahydrate (Na2HPO4.7H2O).Aqueous ngwọta bụ ubé alkaline (PH nke 0.1-1N ngwọta bụ banyere 9.0).Na 100 Celsius C, mmiri kristal na-efunahụ ma ghọọ mmiri na-ekpo ọkụ, na 250 Celsius C, a na-ere ya na sodium pyrophosphate.Uru pH nke 1% ngwọta mmiri bụ 8.8 ~ 9.2;mmanya na-egbu egbu.Gbazee na 35.1 ℃ wee tụfuo mmiri kristal 5.

EVERBRIGHT®' ga-enye ahaziri : ọdịnaya / ọcha / particlesize / PHUru / agba / packagingstyle / nkwakọ nkọwa na ndị ọzọ kpọmkwem ngwaahịa ndị ọzọ adabara gị ojiji ọnọdụ, na-enye free samples.

Usoro ngwaahịa

CAS Rn

7558-79-4

 

EINECS Rn

231-448-7

FORMULA wt

141.96

Otu

Phosphates

OKWU

1.4g/cm³

H20 SOLUBILITY

soluble na mmiri

NA-AKWỤKWỌ

158ºC

NA-agbaze

243-245 ℃

Iji ngwaahịa

洗衣粉
发酵剂
印染

Ihe nchacha/ebi akwụkwọ

Nwere ike ime citric acid, ihe na-eme ka mmiri dị nro, ụfọdụ arọ textile, ihe na-egbochi ọkụ.Enwere ike iji ụfọdụ phosphates mee ihe dị ka onye na-ahụ maka ọgwụgwọ mmiri dị mma, ịcha akwa, enyemaka ịchaji, onye na-ahụ maka omenaala ọgwụ nje, onye na-ahụ maka ọgwụgwọ biochemical na onye na-edozi nri n'ime ihe nchekwa gbaa ụka na ihe ntụ ntụ.A na-eji ya na glaze, solder, nkà mmụta ọgwụ, pigmenti, ụlọ ọrụ nri na phosphates ndị ọzọ dị ka emulsifier mmiri na-edozi mmiri, onye na-emeziwanye mma, onye na-edozi ihe na-edozi ahụ, enyemaka ịgba ụka, onye na-ahụ maka chelating na stabilizer.A na-eji ya na-emepụta ihe nchacha, ihe nhicha maka ibipụta efere na mordant maka ịcha akwa.N'ime ụlọ ọrụ obibi akwụkwọ na ịcha akwa, a na-eji ya dị ka ihe nkwụnye maka ịcha ọcha hydrogen peroxide na ihe mkpuchi maka rayon (iji mee ka ike na elasticity nke silk).Ọ bụ onye na-ahụ maka ọdịbendị maka monosodium glutamate, erythromycin, penicillin, streptomycin na mmepụta mmiri na-ekpofu na ngwaahịa ọgwụgwọ.

Ihe mgbakwunye nri (ọkwa nri)

Dị ka a àgwà enhancer, PH regulator, nri enhancer, emulsifying dispersant, gbaa ụka enyemaka, nrapado na na.A na-ejikarị ya na pasta, ngwaahịa soy, ngwaahịa mmiri ara ehi, ngwaahịa anụ, cheese, ihe ọṅụṅụ, mkpụrụ osisi, ice cream na ketchup, ọ na-abụkarị 3-5% na nhazi nri.


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