γ-Valerolactone CAS 108-29-2 GVL

Fa'asilasilaga Fa'amatalaga lata mai
Gamma-Valerolactonepoʻo le γ-Valerolactone

O le Faapuupuuga o leGVL
Ua matou gaosia le 2000 kilokalama fou i totonu o Faʻatau. E mafai ona lafo vave pe a uma ona maua oka.

Tulaga maualuga ma tau sili, Soʻo se mea e manaʻomia matou te fesoasoani ia te oe, faʻafeiloaʻi e faʻafesoʻotaʻi i matou i soo se taimi.

Mo fa'amatalaga auiliili e pei ona mulimuli mai mo lau fa'amatalaga.

一. Fa'amatalaga

Igoa o oloa:gamma-Valerolactone
CAS: 108-29-2
MF: C5H8O2
MW: 100.12
EINECS: 203-569-5
Liu liusuavai: −31 °C(malamalama)
Mea fa'apuna: 207-208 °C(malamalama)
Malosi: 1.05 g/mL ile 25 °C(malamalama)
Ausa malosi: 3.45 (vs ea)
Fa'ailoga Fefractive: n20/D 1.432(ma.)
Fp: 204.8 °F
Fomu: Suavai
Lanu: manino le lanu
PH: 7 (H2O, 20 ℃)

二. Fa'amatalaga

三, Fa'aoga
1.gamma-Valerolactone ei ai le malosi malosi o le tali atu, ma e mafai ona faʻaaogaina e avea ma solvent ma eseese o vailaʻau faʻafesoʻotaʻi.
2.gamma-Valerolactone o loʻo faʻaaogaina e pei o le lubricant, plasticizer, gelling agent of nonnionic surfactants, lactone class of lead gasoline additive.
3.gamma-Valerolactone o loʻo faʻaaogaina foi mo le cellulose ester ma le filo faʻapipiʻi.

四. Teuina

1. Teu i totonu o se faleteuoloa malulu ma ea.
2. Tausia mai le afi ma le vevela.
3. Aloese mai le susulu o le la.
4. Taofi mau le koneteina.
5. E tatau ona teuina ese mai oxidants, faʻaitiitia mea faʻaitiitia, ma acids, ma aloese mai le teuina faʻafefiloi.
6. Faʻapipiʻiina i ituaiga tutusa ma le aofaʻi o mea faigaluega faʻafefe afi.
7. O le nofoaga e teu ai e tatau ona faʻapipiʻiina i masini faʻafuaseʻi togafitiga faʻafuaseʻi ma mea talafeagai e teu ai.