γ-Verolactone CAS 108-29-2 GVL

Tseeb cov lus qhia
Gamma-valerolactonelossis γ-valerolactone

Cov ntawv luv yogGvl
Peb tau tsim 2000 kg tshiab batch hauv Tshuag. Tuaj yeem nkoj tam sim ntawd tom qab tau txais kev txiav txim.

Zoo siab thiab tus nqi zoo tshaj plaws, txhua yam uas xav tau peb pab koj, txais tos hu rau peb txhua lub sijhawm.

Rau cov ncauj lus kom ntxaws raws li tom qab rau koj siv.

一. Kev piav txog

Khoom npe:gamma-valerolactone
CAS: 108-29-2
MF: C5H8o2
MW: 100.12
Einecs: 203-569-5
Melting taw tes: -31 ° C (Lit.)
Hnnaub Tes Taw: 207-208 ° C (Lit.)
Quav: 1.05 G / ml ntawm 25 ° C (Lit.)
Vapor ceev: 3.45 (vs huab cua)
Freefractive Performance index: N20 / d 1.432 (lit.)
FP: 204.8 ° F
Daim Ntawv: Ua Kua
Xim: ntshiab tsis muaj xim
PH: 7 (H2O, 20 ℃)

二. Kev qhia tshwj xeeb

三, thov
1.Gamma-valerolactone muaj lub peev xwm muaj zog, thiab tuaj yeem siv tau raws li cov kuab tshuaj thiab ntau yam ntawm cov tshuaj lom neeg feem ntau.
2.gamma-valerolactone tau siv los ua cov roj nplua nyeem, cov yas ntoo, cov neeg saib xyuas tsis zoo, lactone chav kawm ntawm cov roj av ntxiv.
3.gamma-valerolactone kuj siv rau cellulose ester thiab hluavtaws fiber zas xim.

四. Chaw ntim khoom

1. Khaws rau hauv qhov chaw txias, tshuab ua kom muaj zog.
2. Txav deb ntawm hluav taws thiab cov khoom kub.
3. Zam kev tshav ntuj ncaj qha.
4. Khaws lub thawv ntim kaw kom nruj.
5. Nws yuav tsum tau muab cais cais los ntawm oxidants, txo cov neeg sawv cev, thiab acids, thiab zam kev sib xyaw.
6. Nruab nrog hom kev sib ntaus thiab cov khoom siv hluav taws xob tua hluav taws.
7. Lub cheeb tsam cia yuav tsum tau nruab nrog cov khoom siv thaum muaj xwm ceev thiab cov ntaub ntawv tsim nyog.