Erythorbic acid
Erythorbic acid tuaj yeem siv los ua tshuaj tua kab mob antioxidant. Antioxidants yog cov khoom noj khoom haus thiab cov khoom noj khoom haus ntxiv uas ua raws li cov kev cuam tshuam los ntawm kev ua kom muaj oxygen, uas tau txais txiaj ntsig zoo rau kev noj qab haus huv. Raws li ib qho tseem ceeb antioxidant hauv kev lag luam khoom noj, erythorbic acid tsis tuaj yeem tsuas yog khaws cov khoom noj khoom noj khoom haus qub thiab ntuj tseem ua rau lub neej muaj zog tsis muaj kev phiv. Peb lub tuam txhab khoom siv cov khoom lag luam zoo erythorbic acid los ntawm Suav teb.
Cov lus piav qhia: nws yog dawb lossis me ntsis daj ua lead lossis hmoov. Nws yog yooj yim soluble hauv dej (30% ntau ntawm soluble) thiab dej cawv nrog Mp ntawm 164-171 ° C. Nws muaj cov deoxidization yooj yim, yooj yim hloov cov xim thaum qhuav, thiab yog yooj yim mugated thaum nws ntsib nrog huab cua daws.
Lub npe | Erythorbic acid |
Kev tshwm sim | Dawb ntxhiab tsw ntxhiab tsw, crystalline lossis granules |
Assay (ntawm kev ziab) | 99.0 - 100.5% |
Cas Tsis tau. | 89-65-6 |
Tshuaj Cov Qauv | C6h8o6 |
Kev Sib Hloov Tshwj Xeeb | -16.5 - -18.0 º |
Residue ntawm ignition | <0.3% |
Poob rau ziab | <0.4% |
Hnyav Hlau | <10 ppm max |
Hlau | <5 ppm |
Khoom | <3 ppm |
Qhov loj me me | 40 mesh |
Kev Siv Ua Haujlwm | Tshuaj tua kab mob antioxidant |
Yam ntim | 25kg / thawv |
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.