Cov khoom
-
Sulfur Hexafluoride (SF6)
Sulfur hexafluoride, uas nws cov tshuaj formula yog SF6, yog xim tsis muaj xim, tsis muaj ntxhiab, tsis muaj tshuaj lom, thiab tsis-flammable stability gas. Sulfur hexafluoride yog gaseous nyob rau hauv ib txwm kub thiab siab, nrog cov tshuaj ruaj khov, me ntsis soluble nyob rau hauv dej, cawv thiab ether, soluble nyob rau hauv poov tshuaj hydroxide, thiab tsis hnov mob chemically nrog sodium hydroxide, kua ammonia thiab hydrochloric acid. -
Methane (CH4)
UN No.: 1971
EINECS NO: 200-812-7 -
Ethylene (C2H4)
Nyob rau hauv ib txwm muaj xwm txheej, ethylene yog ib qho tsis muaj xim, me ntsis tsw ntxhiab tsw ntxhiab roj nrog qhov ceev ntawm 1.178g / L, uas yog me ntsis ntom dua huab cua. Nws yog yuav luag insoluble hauv dej, tsis yooj yim soluble hauv ethanol, thiab me ntsis soluble hauv ethanol, ketones, thiab benzene. Soluble nyob rau hauv ether, yooj yim soluble nyob rau hauv organic solvents xws li carbon tetrachloride. -
Cov pa roj carbon monoxide (CO)
UN NO: UN 1016
EINECS NO: 211-128-3 -
Boron Trifluoride (BF3)
UN NO: 1008
EINECS NO: 231-569-5 -
Sulfur Tetrafluoride (SF4)
EINECS NO: 232-013-4
CAS Nr .: 7783-60-0 -
Acetylene (C2H2)
Acetylene, molecular mis C2H2, feem ntau hu ua cua thee lossis calcium carbide gas, yog tus tswv cuab tsawg tshaj plaws ntawm alkyne tebchaw. Acetylene yog xim tsis muaj xim, me ntsis tshuaj lom thiab tsis tshua muaj hluav taws kub nrog cov tshuaj loog tsis muaj zog thiab tiv thaiv oxidation los ntawm qhov kub thiab txias. -
Boron Trichloride (BCL3)
EINECS NO: 233-658-4
CAS Nr .: 10294-34-5 -
Nitrous Oxide (N2O)
Nitrous oxide, tseem hu ua luag nyav, yog cov tshuaj txaus ntshai nrog cov tshuaj formula N2O. Nws yog xim tsis muaj xim, tsw ntxhiab tsw. N2O yog ib qho oxidant uas tuaj yeem txhawb combustion nyob rau hauv tej yam kev mob, tab sis yog ruaj khov nyob rau hauv chav tsev kub thiab muaj ib tug me ntsis tshuaj loog. , thiab tuaj yeem ua rau tib neeg luag. -
Helium (zeeg)
Helium Nws - Cov pa roj inert rau koj cov khoom siv cryogenic, hloov hluav taws xob, kev tiv thaiv, kev kuaj pom, kev soj ntsuam thiab nqa daim ntawv thov. Helium yog cov xim tsis muaj xim, tsis muaj ntxhiab, tsis muaj tshuaj lom, tsis muaj corrosive thiab tsis-flammable gas, chemically inert. Helium yog qhov thib ob feem ntau cov pa roj hauv qhov xwm txheej. Txawm li cas los xij, huab cua yuav luag tsis muaj helium. Yog li ntawd helium kuj yog ib qho roj zoo. -
Ethane (C2H6)
UN Nr.: UN 1033
EINECS NO: 200-814-8 -
Hydrogen sulfide (H2S)
UN Nr.: UN 1053
EINECS NO: 231-977-3
