Tetrahydrofourf / thfa / Cas 97-99-4
Dzina lazogulitsa: Tetrahydrofourllf / thfa
Cas: 97-99-4
Mf: c5h10o2
Mw: 102.13
Malo osungunuka: -8 ° C
Malo owiritsa: 178 ° C
Kachulukidwe: 1.051-1.054 g / ml
Phukusi: 1 L / Botolo, 25 L / Dur, 200 L / Drum
Katundu: Tetrahydrofourledfirl mowa kwambiri ndi fungo labwino ndi fungo laling'ono komanso hygroscopic. Imakhala yolakwika ndi madzi, ethanol, ether, acetone, chloroform ndi benzecoble, ndi infzeleable mu parafini hydrocarbons.
1.Tetrahydrofourl mowa amagwiritsidwa ntchito popanga succoccinic acid, pentazeyeliol, tetrahydroforan, Pyran.
2.Tetrahydrofourl mowa amagwiritsidwa ntchito pokonzekera pulasitiki ya polyamida, ndipo ndi zosungunulira bwino m'malo opukutira, zokutira ndi mafuta.
3.Tetrahydrofourl mowa amagwiritsidwa ntchito ngati mafuta, obalalika posindikiza, etc.
1. Zosungunulira:Thfa amagwiritsidwa ntchito ngati zosungunulira mu kusintha kwa mankhwala ndikupanga chifukwa cha kuthekera kwake kusungunula zinthu zosiyanasiyana.
2. Mankhwala apakati:Ndipakati pa kapangidwe ka mankhwala osiyanasiyana, kuphatikizapo za mankhwala osiyanasiyana, kuphatikiza mankhwala, agrochemicals ndi mankhwala ena apadera.
3. Unsure ndi zokutira:Thfa amagwiritsidwa ntchito popanga matekeni, makamaka pakupanga zofunda ndi zomatira, pomwe imatha kukulitsa miyeso monga kusinthasintha ndi kutsatira.
4. Pulogalamu:Itha kugwiritsidwa ntchito ngati pulasitiki mu mapulogalamu polima kuti musinthe kusinthasintha ndi kusakhazikika.
5. Wowonjezera mafuta:Thfa imatha kugwiritsidwa ntchito popanga zowonjezera zamafuta kuti musinthe magwiridwe antchito.
6.Chifukwa cha zosungunulira zake, zimatha kuwoneka ngati kasamalidwe kanu, monga zodzoladzola komanso zinthu zosamalira khungu.
1, t / t
2, l / c
3, Visa
4, kirediti kadi
5, Paypal
6, Chitsimikizo cha Allibaba
7, Western Union
8, ndalama
9, pambali, nthawi zina timalandiranso Bitcoin.
Kusungidwa m'malo ogulitsira komanso opumira.
1. Chidebe:Sungani Thfa mumiyendo yopangidwa ndi zida zogwirizana (monga galasi kapena pulasitiki ina) kupewa kuipitsidwa ndi kutuluka.
2. Kutentha:Sungani malo osungirako ozizira komanso mpweya wabwino. Zoyenera, Thfa iyenera kusungidwa kutentha kwa firiji, kutali ndi dzuwa mwachindunji ndi mafunde otentha.
3. Chinyontho:Sungani malo owuma ngati chinyezi chimakhudza mtundu wa mankhwala.
4.. Kulekanitsa:Sungani Thfa kutali ndi zinthu zomwe sizigwirizana ndi oxidants, asidi ndi zitsulo kuti mupewe mavuto.
5. Zizindikiro:Onetsetsani kuti zonyamula zonse zimalembedwa momveka bwino ndi dzina la mankhwala, chidziwitso chowopsa, ndipo deti lalandilidwa.
6. Kusamala:Onani pepala lonse la chitetezo (ma sds) ndi malamulo okhudzana ndi malo osungirako mankhwala.
1. Kupumira: Kupumira kwa nthunzi kumatha kuyambitsa kupuma. Kudziwitsa kwa nthawi yayitali kwa anthu omwe amatha kupweteka kumatha kuyambitsa mavuto ambiri.
2. Kulumikizana ndi khungu: THFA ingayambitse khungu kukwiya. Ndikulimbikitsidwa kuvala zida zodzitchinjiriza, monga magolovesi, pogwiritsira ntchito nkhaniyi.
3. Kulumikizana ndi Maso: Zitha kuyambitsa kukwiya m'maso, chifukwa chake magalasi oteteza kuyenera kugwiritsidwa ntchito popewa kulumikizana.
4. Kugwira Ntchito: Kugwetsa kwa Thu kumatha kukhala koopsa ndipo kungayambitse kupsinjika kwa m'mimba kapena zovuta zina.
5. Kusamala kwa chitetezo: Nthawi zonse muzitchulanso pepala la chitetezo (ma sds) a THFA kuti mumve tsatanetsatane pazowopsa, kugwiritsa ntchito njira yoyamba. Mukamagwira ntchito ndi mankhwala, gwiritsani ntchito zida zoyenera (PPE) ndikuwonetsetsa kuti mpweya wabwino ukhale wokwanira.
