Ascorbic acid (vitamin C)

Luv hauj lwm:

【Daim ntawv thov】 ascorbic acid (vitamin C)  ua si ib qho tseem ceeb luag hauj lwm nyob rau hauv cov zaub mov / pharm kev lag luam, dav siv nyob rau hauv khoom noj khoom haus, Haus, Confectionery, Butter.

【Main Tsim】 CSPC / Luwei / DSM Jiangshan / Tianli / Northeast / Henan Lvyuan / Ningxia Qiyuan / Yuoyang

【CAS No.】: 50-81-7

【E Tsis】: E300

【HS Code】: 29362700

Ascorbic acid thov tag nrho cov thoob lub ntiaj teb no yog 120,000 MT / xyoo, 90% muaj peev xwm yog nyob rau hauv Tuam Tshoj, tsaug paub nyob rau hauv cov Vitamin C ua lag luam, pab kom peb nco ntsoov muab koj tw nqi, thiab yuav qhov chaw ntau hom koj nyiam. Yog hais tias koj tab tom nrhiav rau  ascorbic acid , tsis txhob ua siab deb Email rau peb.


khoom Nthuav dav

khoom cim npe

Ascorbic acid lom ua si ntawm ascorbic acid tebchaw paub, yog ib tug dej-soluble vitamins, txiv hmab txiv ntoo thiab zaub muaj ntau. Nyob rau hauv redox tshua tswj cov metabolism hauv cov tsis muaj nws yuav ua rau scurv. Ascorbic acid yog dav siv nyob rau hauv txawv teb, yog ib tug loj cov khoom xyaw, lawm tam sim no nyob rau hauv ib co khoom noj, ntxiv rau lwm leej lwm tus, thiab muaj raws li ib tug noj haus ntxiv.

Specification ntawm ascorbic acid

KHOOM KEV
tsos Dawb los yog yuav luag dawb siv lead ua los yog crystalline hmoov
Identification   zoo
melting point  191 ℃ ~ 192 ℃ 
pH (5%, w / v)   2.2 ~ 2.5 
pH (2%, w / v)   2.4 ~ 2.8 
Kev kho qhov muag sib hloov  + 20.5 ° ~ + 21.5 °  
Clarity ntawm cov tshuaj Clear 
Heavy hlau = <0,0003% 
Tshuaj ntsuam (raws li C 6H 8O6,%)  99,0 ~ 100,5 
Tooj = <3 mg / kg
Hlau = <2 mg / kg
mercury = <1 mg / kg 
arsenic = <2 mg / kg 
Lead = <2 mg / kg
Oxalic acid = <0.2%
Poob rau kom qhuav = <0.1%
Sulphated tshauv = <0.1%
Qhov seem kuab tshuaj (raws li methanol) = <500 mg / kg 
Tag nrho cov phaj count (CFU / g) = <1000
Yeasts & pwm (CFU / g) = <100  
Escherichia. Coli / g  qhaj ntawv 
Salmonella / 25g  qhaj ntawv 
Staphylococcus aureus / 25g  qhaj ntawv 

 

 


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