Gallic Acid
Gallic acid yog trihydroxybenzoic acid, ib hom phenolic acid, ib hom organic acid, tseem hu ua 3,4,5-trihydroxybenzoic acid, pom muaj nyob rau hauv gallnuts, sumac, witch hazel, tshuaj yej nplooj, ntoo qhib bark, thiab lwm yam nroj tsuag.Cov tshuaj formula yog C6H2 (OH) 3COOH.Gallic acid pom ob qho tib si dawb thiab ua ib feem ntawm hydrolyzable tannins.
Gallic acid feem ntau yog siv hauv kev lag luam kws tshuaj.Nws yog siv los ua tus qauv rau kev txiav txim siab cov ntsiab lus phenol ntawm ntau yam tshuaj ntsuam xyuas los ntawm Folin-Ciocalteau assay;Cov txiaj ntsig tau tshaj tawm hauv gallic acid sib npaug.Gallic acid kuj tuaj yeem siv los ua cov khoom pib hauv kev sib txuas ntawm psychedelic alkaloid mescaline.
| Yam khoom | TSEEM CEEB |
| TSEEM CEEB | DAWB POWDER |
| PURITY | 99.69% |
| LOSS NTAWM DRYING | 9.21% |
| KEV KHO SIAB | CLEAR THIAB CLARITY |
| APHA | 180 |
| RESIDUE NTAWM IGNITION | 0.025 ib |
| TURBIDITY PPM | 5.0 |
| TANNIC ACID PPM | 0.2 |
| SULPHATE PPM | 5.5 |
| BATCH WT.KG | 25 |
| XAIV | QUALIFIED |
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.
