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Dichloromethane (CAS#75-09-2)

Ngwongwo kemịkalụ:

Usoro ihe omimi CH2Cl2
Molar Mass 84.93
Njupụta 1.325
Ebe Na-agbaze -97 ℃
Ebe Boling 39-40 ℃
Mmiri Solubility 20 g/L (20 ℃)
Ntụgharị ntụgharị uche 1.4242
Njirimara anụ ahụ na kemịkalụ Ọdịdị na ihe onwunwe: mmiri mmiri na-enweghị agba, ísì ísì ụtọ.
ebe agbaze (℃): -96.7
esi esi (℃): 39.8
njupụta ikwu (mmiri = 1): 1.33
Uzuoku njupụta (Ikuku = 1): 2.93
Nrụgide uzuoku juru (kPa): 30.55 (10 ℃)
okpomọkụ nke combustion (kJ/mol): 604.9
oke okpomọkụ (℃): 237
nrụgide dị oke egwu (MPa): 6.08
logarithm nke ọnụọgụ octanol/mmiri nkebi nkebi: 1.25
ọkụ ọkụ (℃): 615
Oke mgbawa%(V/V): 19
obere mgbawa oke%(V/V): 12
solubility: ntakịrị soluble na mmiri, soluble na ethanol, ether.
Jiri Ejiri ya dị ka ihe mgbaze na ụlọ ọrụ resin na plastik. A na-eji ya eme ihe na ụlọ ọrụ ọgwụ, plastik na ihe nkiri.

Nkọwa ngwaahịa

Mkpado ngwaahịa

Akara egwu Xn - na-emerụ ahụ
Koodu ihe egwu R40 - Ihe akaebe dị oke nke mmetụta carcinogenic
Nkọwapụta nchekwa S23 - Ekula uzuoku.
S24/25 - Zere kọntaktị na akpụkpọ ahụ na anya.
S36/37 - Yiri uwe nchebe kwesịrị ekwesị na uwe aka.
NJ UN UN 1593/1912

 

Dichloromethane (CAS#75-09-2)

Jiri

A na-eji ngwaahịa a abụghị naanị maka njikọ organic, kamakwa a na-ejikwa ya dị ka ihe nkiri cellulose acetate, cellulose triacetate spinning, petroleum dewaxing, aerosol na ọgwụ nje, vitamin, steroid na mmepụta nke ihe mgbaze, na metal n'elu agba oyi akwa nhicha na-ehichapụ na ihe na-apụ apụ. . Na mgbakwunye, a na-ejikwa ya maka fumigation ọka na refrigeration nke obere friji na ikuku ikuku. A na-eji ya dị ka ihe inyeaka na-afụ ụfụ na-emepụta ihe na-emepụta ụfụfụ polyether urethane na ihe na-eme ka ọ bụrụ ihe na-egbuke egbuke maka ụfụfụ polysulfone extruded.

Mmelite ikpeazụ: 2022-01-01 10:13:47

Nchekwa

toxicity dị ntakịrị, na nsụhọ dị ngwa ngwa mgbe nsị, n'ihi ya, a pụrụ iji ya dị ka anestetiiki. Na-akpasu iwe na akpụkpọ anụ mucous. Oke oke na-eto eto ọnụ ld501.6ml/kg. Ọnụ ọgụgụ kachasị mma nke ikuku bụ 500 × 10-6. Arụ ọrụ ahụ kwesịrị iyi ihe mkpuchi gas, nke a chọtara ozugbo ọ gbasịrị nsị site na ebe ahụ, ọgwụgwọ symptomatic na nkwakọ ngwaahịa galvanized iron mechiri emechi, 250kg kwa gbọmgbọm, ụgbọ ala ụgbọ oloko, ụgbọ ala nwere ike ibuga. Kwesịrị ịchekwa na oyi na-atụ ọchịchịrị nkụ, nke ọma-ventilated ebe, ntị ka mmiri.


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