Ascorbic acid
Ascorbic acid yog ib txwm muaj tshwm sim organic compound nrog antioxidant thaj chaw. Nws yog cov qauv dawb, tab sis cov ntsiab lus tsis sib xws tuaj yeem tshwm sim daj. Nws yaj tau zoo hauv dej los muab cov kev daws teeb meem me me. Vim tias nws tau muab los ntawm cov piam thaj, ntau tus tsiaj muaj peev xwm tsim nws, tab sis tib neeg yuav tsum tau ua ib feem ntawm kev noj haus. Lwm cov vertebrates uas tsis muaj peev xwm tsim ascorbic acid suav nrog lwm cov xibtes
Muaj muaj cov kua qaub d-ascorbic, uas tsis tshwm sim hauv xwm. Nws yuav yog synthesized artificially. Nws muaj cov khoom siv tshuaj tiv thaiv kab mob antioxidant zoo ib yam rau l-ascorbic acid tsis tau muaj tsawg kawg vitamin C ua si (txawm hais tias tsis yog xoom).
Thov rau ASCORBIC acid
Hauv kev lag luam kws tshuaj, tuaj yeem siv los kho scurvy thiab ntau yam VC hauv kev ua zaub mov noj, thiab yog cov txiv hmab txiv ntoo, kua txiv ntoo, cov ntses kaus poom, kaus poom nqaij thiab li ntawd; kuj Feem ntau siv nyob rau hauv cov tshuaj pleev ib ce, pub ntxiv thiab lwm thaj chaw muaj kev muaj.
| Yam | Lub hom phiaj |
| Kev tshwm sim | Dawb los yog yuav luag dawb siv lead ua lossis crystalline hmoov |
| Melting taw tes | 191 ° C ~ 192 ° C |
| pH (5%, w / v) | 2.2 ~ 2.5 |
| pH (2%, w / v) | 2.4 ~ 2.8 |
| TSHWJ XEEB REGICCER | + 20.5 ° ~ + 1,5 ° |
| Clarity ntawm kev daws teeb meem | Meej |
| Cov hlau hnyav | I≤0.0003% |
| Assay (raws li C 6h 8o6,%) | 99.0 ~ 100.5 |
| Tooj liab | ≤3 mg / kg |
| Liv | ≤2 MG / KG |
| Poob rau ziab | I≤0.1% |
| Sulphated tshauv | ≤ 0.1% |
| Cov kuab tshuaj uas muaj methanol) | ≤ 500 mg / kg |
| Tag nrho cov phaj suav (CFU / G) | ≤ 1000 |
Chaw ntim khoom: Hauv qhuav, txias, thiab duab ntxoo nrog thawj ntim, zam kev ya raws, khaws cia ntawm chav tsev kub.
Txee lub neej: 48 hlis
Pob: Hauv25kg / hnab
kev xa mus: Sai
1. Dab tsi yog koj cov lus them nqi?
T / T lossis L / C.
2. Dab tsi yog koj lub sijhawm khoom xa tuaj?
Feem ntau peb yuav npaj cov zaub mov xa tuaj hauv 7 -15 hnub.
3. Yuav ua li cas txog cov pob?
Feem ntau peb muab cov ntim li 25 kg / hnab lossis thawv. Yog lawm, yog tias koj muaj kev tshwj xeeb rau lawv, peb yuav raws li koj.
4. Yuav ua li cas txog qhov siv tau ntawm cov khoom lag luam?
Raws li cov khoom koj tau txiav txim.
5. Cov ntaub ntawv twg koj muab?
Feem ntau, peb muab cov ntawv sau qhia ua ke, cov thawv ntim, daim nqi chaw thau khoom, COA, daim ntawv pov thawj kev noj qab haus huv thiab daim ntawv pov thawj kev noj qab haus huv. Yog tias koj lub khw muaj cov kev cai tshwj xeeb, qhia rau peb paub.
6. Dab tsi yog chaw thau khoom?
Feem ntau yog Shanghai, Qingdao lossis Tianjin.
