Gallic acid 95-52-3
Cov tsos mob: Cov xim tsis muaj xim crystalline koob lossis prisms
Gallic Acid Cov ntsiab lus (qhuav hauv paus): 99.0% min
Tannie Acid Test: tsis muaj huab
Kev sim dej Dissolved: tsis muaj huab
Chroma: 180 max
Turbidity: 10 max
[SO42-]: 0.02% max
[Cl-]: 0.01% max
Residue On Ignition: 0.1% max
☑ Gallic acid feem ntau yog siv rau 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 qhov sib npaug ntawm gallic acid.Gallic acid tau pom los qhia cytotoxicity tawm tsam cov qog nqaij hlav cancer, tsis ua mob rau cov hlwb noj qab haus huv.Gallic acid yog siv los ua tej thaj chaw deb astringent nyob rau hauv cov neeg mob haemorrhage.Gallic acid kuj tseem siv los kho albuminuria thiab ntshav qab zib.Qee cov tshuaj pleev los kho psoriasis thiab sab nrauv hemorrhoids muaj gallic acid.
☑ Gallic acid yog ib qho tseem ceeb ntawm cov kua qaub kua qaub, tus qauv European sau ntawv thiab kos tus cwj mem los ntawm lub xyoo pua 12th mus rau 19th nrog keeb kwm txuas mus rau Roman faj tim teb chaws thiab lub hiav txwv tuag.Pliny tus Txwj Laug (23-79 AD) piav txog nws qhov kev sim nrog nws thiab sau tias nws tau siv los tsim cov xim.Galls (tseem hu ua oak txiv apples) los ntawm ntoo qhib ntoo raug crushed thiab tov nrog dej, ua tannic acid (ib tug macromolecular complex muaj gallic acid).Tom qab ntawd nws tuaj yeem sib xyaw nrog ntsuab vitriol (ferrous sulfate) - tau los ntawm kev tso dej sulfate - saturated dej los ntawm lub caij nplooj ntoos hlav los yog kuv cov kua dej kom evaporate - thiab cov pos hniav ntawm cov ntoo acacia;qhov sib xyaw ua ke ntawm cov khoom xyaw ua rau tus cwj mem.
☑ Nws kuj tau siv los ua tus neeg sawv cev txheej hauv zincography.
☑ Nws tuaj yeem siv los tsim cov polyesters raws li phloretic acid thiab gallic acid.
25kg / hnab
Tsis yog khoom txaus ntshai
☑ Ntau tshaj 30 xyoo kev tsim khoom;
☑ Cov ntaub ntawv sau npe raws li EU-REACH cov cai;
☑ Cov khoom pom zoo los ntawm ntau haiv neeg hauv ntau qhov kev lag luam;
☑ Lub sij hawm xa tuaj: 1 lub lis piam ua ntej.
☑ Peb muaj kev tswj xyuas kom zoo, tsis txwv rau kev coj mus kuaj, kev soj ntsuam, kev khaws cov qauv, txheej txheem kev ua haujlwm;
☑ Freemen ua kom muaj kev sib raug zoo ntawm kev ua tau zoo, cov txheej txheem nruj ntawm kev tswj cov kev hloov pauv tau ua raws, suav nrog cov txheej txheem thiab cov khoom siv, cov khoom siv raw, ntim khoom;
☑ Cov qauv tuaj yeem tuaj txog hauv koj txhais tes li ntawm 20 hnub rau cov neeg siv khoom thoob ntiaj teb;
☑ Qhov kev txiav txim yam tsawg kawg nkaus yog nyob ntawm ib pob;
☑ Peb yuav tawm tswv yim rau koj cov lus nug tsis pub dhau 24 teev, Pab pawg kws tshaj lij yuav ua raws thiab npaj muab cov kev daws teeb meem yog tias koj muaj lus thov;
Txais tos tiv tauj kom paub meej ntxiv!
