Vitamin B3 (Nicotinamide)
Nicotinamide, tseem hu ua niacinamide thiab nicotinic amide, yog amide ntawm nicotinic acid.Nicotinamide yog dej-soluble vitamin thiab yog ib feem ntawm cov vitamin B.
| Cov khoom | Specification |
| Qhov tshwm sim | Dawb crystalline hmoov |
| Kev txheeb xyuas | Test ib (ir) |
| Kuaj B (uv) ratio: A245/a262, nruab nrab ntawm 0.63 thiab 0.67 | |
| Assay | 98.5% - 101.5% |
| Melting point | 128.0 – 131.0°c |
| Poob rau ziab | 0.5% max |
| Residue ntawm ignition | 0.1% max |
| Cov hlau hnyav | 20 ppm max |
Cia: nyob rau hauv qhuav, txias, thiab ntxoov ntxoo nrog thawj ntim, tsis txhob ya raws, khaws cia ntawm chav tsev kub.
Txee lub neejib: 48oy
Pob: hauv25kg / hnab
kev xa khoom:ces
1. Koj cov nqe lus them nqi yog dab tsi?
T / T lossis L / C.
2. Koj lub sijhawm xa khoom yog dab tsi?
Feem ntau peb yuav npaj cov khoom xa tuaj hauv 7-15 hnub.
3. Yuav ua li cas txog kev ntim khoom?
Feem ntau peb muab cov ntim raws li 25 kg / hnab lossis thawv.Tau kawg, yog tias koj muaj cov cai tshwj xeeb rau lawv, peb yuav ua raws li koj.
4. Yuav ua li cas txog qhov siv tau ntawm cov khoom?
Raws li cov khoom koj xaj.
5. Koj muab cov ntaub ntawv dab tsi?
Feem ntau, peb muab Commerical Invoice, Packing List, Bill of loading, COA, Health certificate thiab Origin certificate.Yog tias koj lub lag luam muaj cov kev cai tshwj xeeb, qhia rau peb paub.
6. Qhov chaw nres nkoj yog dab tsi?
Feem ntau yog Shanghai, Qingdao lossis Tianjin.
