Panillin
Kev siv vanillin ntau tshaj plaws yog qhov tsw qab, feem ntau nyob rau hauv cov zaub mov qab zib. Cov mis nyuj khov thiab chocolate ua ke ua ke 75% ntawm kev ua lag luam rau vanillin raws li qhov tsw qab, nrog cov khoom tsw me, muaj cov khoom noj me me.
Vanillin tseem siv nyob rau hauv kev lag luam tshuaj tsw qab, hauv puab cov tshuaj tsw qab, thiab qab qab nyob rau hauv cov tshuaj, tsiaj txhu tsiaj, thiab ntxuav cov khoom lag luam.
| Cov khoom | Tus qauv |
| Kev tshwm sim | Dawb rau daj ntseg daj siv lead zoo li, lossis hmoov |
| Tus ntxhiab | Muaj lub qab zib, mis thiab vanilla aroma |
| Solubility (25 ℃) | 1 gram piv txwv tsis meej hauv 3mL 70% lossis 2ml 95% ethanol, thiab ua cov tshuaj ntshiab |
| Purity (qhuav hauv paus, gc) | 99.5% min |
| Poob rau ziab | 0.5% max |
| Melting point (℃) | 81.0- 83.0 |
| Arsenic (raws li) | 3 mg / kg max |
| Cov hlau hnyav (raws li pb) | 10 mg / kg max |
| Residue ntawm ignition | 0.05% max |
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.
