gamma-valerolactone / cas 108-29-29-2 / gvl
Dzina la Pulogalamu: Gama-Valerolactone
Cas: 108-29-29-2
Mf: c5h8o2
Mw: 100.12
Einecs: 203-56-5
Malo osungunuka: -3 ° C (b.)
Malo owiritsa: 207-208 ° C (b.)
Kuchulukitsa: 1.05 g / ml pa 25 ° C (yoyatsidwa.)
Kuchulukitsa kwa Vapor: 3.45 (vs Air)
Index tox: N20 / D 1.432 (ayatsidwa.)
FP: 204.8 ° F
Mawonekedwe: madzi
Mtundu: zopanda pake
PH: 7 (H2O, 20 ℃)
1.gam-Valerolactone ili ndi mphamvu yamphamvu, ndipo itha kugwiritsidwa ntchito ngati solvent ndi mitundu yosiyanasiyana yazokhudzana ndi mankhwala apakati.
2 2.Groroctone imagwiritsidwa ntchito ngati mafuta, pulasitiki, wothandizika wa surtionic surfactonts, gulu la lactone lazowonjezera mafuta.
3.gam-Valerolactone imagwiritsidwanso ntchito kwa celluluse esster ndi mawonekedwe a fiber.
1. Zosungunulira: Gvl imagwiritsidwa ntchito ngati zosungunulira mu mankhwala ndi njira chifukwa cha kuthekera kwake kusungunula zinthu zosiyanasiyana.
2. Mankhwala a mankhwala amtundu wapakati: Ndilo chinthu choyambirira cha kapangidwe ka mankhwala osiyanasiyana (kuphatikiza zamankhwala zamankhwala osiyanasiyana ndi zamankhwala zamaluwa).
3 ..
4. Phukusi: limagwiritsidwa ntchito ngati pulasitiki popanga ma poizoni kuti athandize kusinthasintha komanso kukhazikika.
5. Zakudya za chakudya ndi zokometsera: Gvl nthawi zina zimagwiritsidwa ntchito popanga zakudya chifukwa cha kununkhira kwake kosangalatsa komanso kununkhira kwake.
6. Chemistry Green: Gvl imawerengedwa kuti ndi yosungunulira zachilengedwe yokhazikika poyerekeza ndi zolimbitsa thupi motero motero chifukwa chake limakhala ndi chidwi ndi njira zobiriwira zamankhwala.
1 makilogalamu / thumba kapena 25 kg / ng'oma kapena 50 kg / ng'oma kapena malinga ndi makasitomala.
* Titha kupereka mitundu yosiyanasiyana yotengera zomwe makasitomala amafuna.
* Mukakhala ndalama zochepa, titha kutumiza ndi anthu otumizira ndege kapena apadziko lonse lapansi, monga FedEx, DHL, TNT, EMS ndi mayendedwe osiyanasiyana apadziko lonse lapansi.
* Mukakhala kuchuluka ndi kwakukulu, titha kutumiza ndi nyanja kuti tipeze doko.
Kupatula apo, titha kuperekanso ntchito zapadera malinga ndi zofuna za makasitomala ndi katundu.
* Titha kupereka njira zosiyanasiyana zolipira za kusankha kwa makasitomala.
* Zomwe ndalama ndizochepa, makasitomala nthawi zambiri amalipira kudzera pa Paypal, Western Union, Alibaba, ndi zina zambiri.
* Pamene kuchuluka kwake ndi kwakukulu, makasitomala nthawi zambiri amalipira kudzera pa T / T, l / c powoneka, Alibaba, etc.
* Kupatula apo, makasitomala ochulukirapo amagwiritsa ntchito a Alipay kapena Wechat kulipira kuti alipire.
1. Sungani m'malo ozizira, ozizira.
2. Pewani kumoto ndi magwero otentha.
3. Pewani dzuwa mwachindunji.
4. Sungani chidebe chomwe chatsekedwa mwamphamvu.
5. Iyenera kusungidwa mosiyana ndi oxidants, ofera, ndi ma acids, ndipo pewani kusungidwa kosakanikirana.
6. Kukhala ndi mitundu yolingana komanso kuchuluka kwa zida zolimbana ndi moto.
7. Malo osungira ayenera kukhala ndi zida zotama mwadzidzidzi kulandira chithandizo chamankhwala ndi zida zoyenera zosungira.
1. Pewani kulumikizana ndi oxidants amphamvu, othandiza mwamphamvu, komanso acid olimba. Valani zovala zoteteza mukamagwiritsa ntchito.
2. Ilipo masamba owachiritsa fodya a fodya ndi masamba a burley fodya.
Malangizo a General
Funsani dokotala. Onetsani pepala la chitetezo cha data kwa dokotala.
Ngati inhamd
Ngati mukupumira, kusunthira munthu kukhala wa mpweya wabwino. Ngati sichoncho musapume, perekani kupuma kwamphamvu. Funsani dokotala.
Pankhani yolumikizana ndi khungu
Sambani ndi sopo ndi madzi ambiri. Funsani dokotala.
Pankhani yolumikizana ndi maso
Maso akusungunuka ndi madzi ngati osamala.
Ngati mwameza
Osapereka chilichonse pakamwa kwa munthu wosazindikira. Itsuke pakamwa ndi madzi. Funsani dokotala.
1. Kulumikizana ndi Khungu: Kulumikizana ndi GVL kumatha kuyambitsa khungu komanso kukwiya. Kupumira kwa nthunzi kumatha kuyambitsa kupuma. Ndikulimbikitsidwa kugwiritsa ntchito zida zoyenera (PPE), monga monga magolovu ndi magalasi, mukamagwira Gvl.
2. Kulowetsa: Ngakhale Gvl sawerengedwa moopsa, kuphatikiza kuchuluka kwakukulu kumatha kuyambitsa zovuta zovuta kwambiri komanso mavuto ena azaumoyo.
3. Mkhalidwe wowongolera: Gvl sanatchulidweko ngati carcinogen kapena muutagen ndipo wayesedwa kuti atetezedwe osiyanasiyana. Komabe, ndikofunikira nthawi zonse kutanthauza pepala loteteza deta (ma sds) ndi malamulo am'deralo a kagwiridwe kake ndi kuwunika.
4. Zotsatira za chilengedwe: Gvl ndi biodegradgle, yomwe ndi gawo labwino kwambiri pachilengedwe.
