Okwu Mmalite ngwaahịa
Rich Chemical bụ ọkachamara China na-ebubata ọkwa ụlọ ọrụ dichloromethane nke emere na china, bụ nke etinyela aka na kemịkalụ organic afọ 10. N'inye ihe nlele n'efu, anyị ji obi ụtọ na-anabata gị ka ị zụta ihe dị elu CAS No. chemicals na ịdị ọcha dị elu na ọnụ ala dị ala na anyị.
Nkọwa ngwaahịa
Usoro ihe omimi: CH2CL2
Arọ molikula: 84.93
Njirimara anụ ahụ na kemịkalụ: mmiri mmiri na-enweghị agba na-enweghị agba, dị ka isi nke ether na ụtọ.
Njupụta ndị ikwu: D4201.326Kg/L.
esi esi: 40.4 DEG C.
ebe agbaze: -96.7 degrees, mgbanye ọkụ nke 615 DEG C. Ubé soluble na mmiri, soluble na ethanol, ethyl ether, nsi, narcotic mkpali. Dichloromethane na mmeghachi omume hydrolysis mmiri, dichloromethane nwere stabilizer azụmahịa, iji gbochie hydrolysis. Dichloromethane na ikuku oxygen dị elu ga-emepụta ngwakọta ihe mgbawa, ma ọ bụghị ọkụ, a na-ejikarị eme ihe na ụlọ ọrụ nke obere nsị, ihe mgbaze na-adịghị ọkụ na ebe esi mmiri dị ala.
Ebumnuche
Maka ihe mgbaze na-adịghị ere ọkụ: nhicha ígwè, ihe na-agba agba, onye na-emepụta ihe na-eme ka ihe na-emepụta ihe, ihe mgbaze cellulose acetate atọ; ihe nkiri, aerosol, ọgwụ nje na vitamin na mmepụta nke ihe mgbaze; onye na-emepụta ụfụfụ maka ịfụfụ maka mmepụta nke plastik engineering; ngwaahịa na-egbochi ire ọkụ; eji dochie F11 na F12 iji maka njikọ nke ngwaahịa; ezigbo ngwaahịa kemịkal.
Nkwakọ ngwaahịa, nchekwa na njem
Galvanized steel, drum ojii ma ọ bụ akpa mkpuchi mkpuchi mkpuchi nke dichloromethane, 80%, nwere ike inye nchebe nitrogen maka ndị ọrụ nwere ihe pụrụ iche. Ekwesịrị ịchekwa ebe nchekwa na ebe dị jụụ na nke akọrọ, ụlọ nkwakọba ihe kwesịrị ikuku ventilashị iji zere kọntaktị na nnukwu ikuku oxygen ma ọ bụ oxides, iji zere kọntaktị na mmiri iji gbochie hydrolysis. Ụgbọ njem ahụ ga-agbaso usoro nke ndị mmadụ Republic of China gbasara mbufe kemịkalụ dị ize ndụ site n'okporo ụzọ awara awara na okporo ụzọ ụgbọ oloko.
Ahụike na nchekwa
Sichloromethane na oke mgbawa ikuku: 8.1 ~ 17.2%, bụ nke kemịkalụ ọkụ. Nleta dị elu, ikpughe ogologo oge na-ebute ngwa ngwa dizziness, iro ụra, ọgbụgbọ, tinnitus ma ọ bụ nkwụsị nke akụkụ ahụ, ịkwaga n'ikuku ọhụrụ, ihe mgbaàmà na-eweghachi ngwa ngwa, agaghị emebi mmebi na-adịgide adịgide. Ịgbasa n'ime anya na-akpata mgbu na mgbakasị ahụ, ogologo oge ịkpọtụrụ akpụkpọ ahụ nwere ike ịkpata dermatitis.
Ọkọlọtọ dị mma nke Q/0523 JLH002-2011 methylene chloride
| oru ngo | index | ||
| Ngwaahịa kachasị elu | Ọkwa mbụ | Ngwaahịa tozuru oke | |
| Ọnụ ọgụgụ dị ukwuu nke dichloromethane | 99.95 | 99.90 | 99.80 |
| Iberibe oke mmiri | 0.010 | 0.020 | 0,030 |
| Iberibe uka acid | 0,0004 | 0,0008 | |
| chroma | 10 | ||
| Ọnụ ọgụgụ dị nta nke ihe fọdụrụ evaporation | 0,0005 | 0,0010 | |
| Ọnụ ọgụgụ dị ukwuu nke ego agbakwunyere nke stabilizer adịghị etinye na dichloromethane | |||
Oge nzipu: Eprel-14-2023