Ethyl Vanillin
Ethyl vanillin ndiyo organic compound ine fomula (C2H5O)(HO)C6H3CHO.Ichi chakasimba chisina ruvara chine benzene ring ine hydroxyl, ethoxy, uye formyl mapoka ari pa4, 3, uye 1 nzvimbo, zvichiteerana.
Ethyl vanillin imorekuru rekugadzira, risingawanikwe mune zvakasikwa.Inogadzirirwa nematanho akati wandei kubva kucatechol, kutanga ne ethylation kupa "guethol".Iyi ether inobatana ne glyoxylic acid kuti ipe inowirirana mandelic acid derivative, iyo kuburikidza neoxidation uye decarboxylation inopa ethyl vanillin.
Sezvinonhuhwira, ethyl vanillin ine simba rakapetwa katatu sevanillin uye inoshandiswa mukugadzira chokoreti.
| Items | Mitemo |
| Chitarisiko | Makristasi akanaka machena kana kuti yero zvishoma |
| Kunhuwa | Hunhu hwevanilla, hwakasimba kupfuura vanillin |
| Solubility | 1 gramu ye ethyl vanillin inofanira kunyungudika mu 2ml 95% ethanol, uye inoita mhinduro yakajeka. |
| Kuchena (Dry base, HPLC) | 99% Min |
| Kurasika paKuomesa | 0.5% Max |
| Melting Point (℃) | 76.0- 78.0 |
| Arsenic (As) | 3 mg/kg |
| Heavy Metals(sePb) | 10 mg / kg Max |
| Residue pamoto | 0.05% Max |
Storage: munzvimbo yakaoma, inotonhorera, uye ine mimvuri ine yepakutanga kurongedza, dzivirira hunyoro, chengetedza pakamuri tembiricha.
Sherufu Hupenyu: 48 mwedzi
Package:in25kg / bhegi
delivery:prompt
1. Ndeapi mazwi ako ekubhadhara?
T/T kana L/C.
2. Ndeipi nguva yako yekutumira?
Kazhinji ticharonga kutumira mumazuva 7 -15.
3. Ko kurongedza?
Kazhinji isu tinopa kurongedza se25 kg / bhegi kana katoni.Ehe, kana iwe uine zvakakosha zvinodiwa pazviri, isu tichaita maererano newe.
4. Zvakadini nezvechokwadi chezvigadzirwa?
Maererano nezvigadzirwa zvawakarayira.
5. Ndeapi magwaro aunopa?
Kazhinji, isu tinopa Commerical Invoice, Rokurongedza Rondedzero, Bhiri rekurodha, COA, Chitupa chehutano uye Chitupa Chekutanga.Kana misika yako ine chero zvakakosha zvinodiwa, tizivise.
6. Chii chinonzi loading port?
Kazhinji iShanghai, Qingdao kana Tianjin.
