2-Ethylhexyl salicylate Ruzivo rwekutanga | |
Product Name: | 2-Ethylhexyl salicylate |
CAS: | 118-60-5 |
MF: | C15H22O3 |
MW: | 250.33 |
EINECS: | 204-263-4 |
Mol Faira: | 118-60-5.mol |
2-Ethylhexyl salicylate Chemical Properties | |
Boiling point | 189-190 °C/21 mmHg (lit.) |
density | 1.014 g/mL pa25 °C (lit.) |
refractive index | n20/D 1.502(lit.) |
Fp | >230 °F |
form | neat |
pka | 8.13±0.30(Zvakafanotaurwa) |
color | Mvura isina ruvara. |
Merck | 146,770 |
BRN | 2730664 |
Items | Zvinotsanangurwa |
Ruvara nechitarisiko | Mvura yakachena isina ruvara zvishoma |
Assay | 95.0-105.0% |
Chromatographic kuchena | Kusachena kwemunhu: 0.5% max |
Kusachena kwese: 2.0% max | |
Refractive index 20ºC <831> | 1.500-1.503 |
Specific gravity <841> | 1.011-1.016 |
Residue solvents | 2-Ethylhexanol 200ppm max |
Acidity | Kwete kupfuura 0.2ml ye0.1N NaOH pa ml octyl salicylate |
Identifications | |
A: Infrared absorption <197F> | Conforms |
B: Kutorwa kwe Ultraviolet <197U> | Absorptivities pa 305 nm haina kusiyana neinopfuura 3.0%. |
Hebei Zhuanglai Chemical Trading Co., Ltd.ikambani yekutengeserana kune dzimwe nyika, inyanzvi mukugadzira uye kugadzira Chemical raw materials, pharmaceutical intermediates.Ine fekitari yayo, iyo inozviwanira iyo inokwikwidza pamusika.
Kwemakore mazhinji, kambani yedu yakahwina rutsigiro uye kuvimba nevatengi vazhinji nekuti inogara ichiyedza kugadzira zvemhando yepamusoro zvekutengesa nemutengo wakanaka.Inozvipira kugutsa vatengi vese, mukudzoka, mutengi wedu anoratidza kuvimba kukuru nekuremekedza kambani yedu.Zvisinei nevatengi vakavimbika vakawanda vakahwina makore aya, Hegui anoramba aine mwero nguva dzese uye anoyedza kuzvinatsiridza kubva pane zvese.
Tiri kutarisira kushanda pamwe newe uye kuva nehukama hwekukunda-kukunda newe.Ndapota iva nechokwadi chokuti tichakugutsa.Ingonzwa wakasununguka kundibata.
1. Ndingawana sei masampuli?
Tinogona kukupa sampuli yemahara kune zvigadzirwa zvedu zviripo, nguva yekutungamira ndeyeaoud 1-2 mazuva.
2. Zvinoita here kugadzirisa mavara nemagadzirirwo angu?
Ehe, uye iwe unongoda kutitumira madhirowa ako kana mifananidzo, ipapo iwe unogona kuwana iwe waunoda.
3. Ungabhadhara sei kwauri?
Tinogona kugamuchira mubhadharo wako neT / T, ESCROW kana Western union inokurudzirwa, uye isu tinogona zvakare kugamuchira neL / C pakuona.
4.Ndeipi nguva yekutungamira?
Nguva yekutungamira yakasiyana zvichienderana nehuwandu hwakasiyana, isu tinowanzo kuronga kutumira mukati me3-15 mazuva ekushanda mushure mekuraira kusimbiswa.
5. Nzira yeGurantee mushure mekutengesa sevhisi?
Chekutanga, kutonga kwedu kwemhando kunoderedza dambudziko remhando kusvika zero, kana paine matambudziko, tinokutumira chinhu chemahara.