Ogeysiiska Alaabada Ugu Danbeeyay
Gamma-Valerolactoneama γ-Valerolactone
Soo gaabinta waaGVL
Waxaan soo saarnay 2000 kg dufcad cusub oo kayd ah.Wuu soo rari karaa isla markaaba dalabka.
Tayada sare iyo qiimaha ugu fiican, Wax kasta oo u baahan inaan ku caawino, ku soo dhawow inaad nala soo xiriirto wakhti kasta.
Si aad u hesho macluumaad faahfaahsan sida ku xiga tixraacgaaga.
一Sharaxaada
Magaca Alaabta:gamma-Valerolactone
CAS: 108-29-2
MF: C5H8O2
MW: 100.12
EINECS: 203-569-5
Meesha dhalaalaysa: -31 °C (iftiin)
Barta karkarinta: 207-208 °C (iftiin)
Cufnaanta: 1.05 g/ml at 25 °C (iftiin)
Cufnaanta uumiga: 3.45 (Vs hawada)
Tusmada firfircoonida leh: n20/D 1.432(lit.)
Fp: 204.8 °F
Foomka: dareere
Midabka: Cad midab lahayn
PH: 7 (H2O, 20 ℃)
二Tilmaamid
| Alaabta kormeerka | Tilmaamaha | Natiijooyinka |
| Muuqashada | Midab la'aan ilaa dareere yar oo huruud ah | waafaqsan |
| ur | Dhir, kookaha diirran ee macaan, qoryo leh | waafaqsan |
| Qiimayn | ≥98% | 99.9% |
| Tusmada Dib-u-celinta | 1.431-1.434 | 1.4334 |
| Cufis-jiidad gaar ah | 1.047-1.054 | 1.0521 |
| Qiimaha acid | ≤1.0% | 0.2% |
| Gabagabo | waafaqsan | |
三, Codsiga
1.gamma-Valerolactone waxay leedahay awood xoog leh oo falcelin ah, waxaana loo isticmaali karaa sida dareere iyo kala duwanaansho kiimiko ah oo la xidhiidha.
2.gamma-Valerolactone waxaa loo isticmaalaa sidii saliidayn, balaastiiste, wakiilka gelling ee surfactants nonionic, fasalka lactone ee lagu daro gaaska rasaasta.
3.gamma-Valerolactone waxa kale oo loo isticmaalaa ester cellulose iyo dheeha fiber synthetic.
四Kaydinta
1. Ku kaydi bakhaar qabow oo hawo leh.
2. Ka fogow dabka iyo ilaha kulaylka.
3. Ka fogow qorraxda tooska ah.
4. Weelka si adag u xidh.
5. Waa in si gooni ah loo kaydiyaa oksaydhiyeyaasha, hoos u dhigista walxaha, iyo asiidhka, lagana fogaado kaydinta isku dhafan.
6. Lagu qalabeeyay noocyada iyo tirada u dhiganta qalabka dab-damiska.
7. Goobta wax lagu kaydiyo waa in lagu qalabeeyaa qalab daaweyn degdeg ah oo daadsan iyo agab kayd oo ku habboon.
Waqtiga boostada: Jul-06-2022