shafi_banner

samfur

Dichloromethane (CAS#75-09-2)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: CH2Cl2
Molar Mass 84.93
Yawan yawa 1.325
Matsayin narkewa -97 ℃
Matsayin Boling 39-40 ℃
Ruwan Solubility 20 g/L (20 ℃)
Fihirisar Refractive 1.4242
Abubuwan Jiki da Sinadarai Bayyanar da kaddarorin: ruwa mara launi mara launi, ƙanshin ƙanshi.
wurin narkewa (℃): -96.7
tafasa (℃): 39.8
yawan dangi (ruwa = 1): 1.33
Dangantakar tururi mai yawa (Air = 1): 2.93
cikakken tururi matsa lamba (kPa): 30.55 (10 ℃)
zafin konewa (kJ/mol): 604.9
m zafin jiki (℃): 237
matsa lamba mai mahimmanci (MPa): 6.08
logarithm na octanol / ruwa rabo rabo: 1.25
zafin wuta (℃): 615
Iyakar fashewar sama% (V/V): 19
ƙananan iyakar abubuwan fashewa% (V/V): 12
solubility: dan kadan mai narkewa a cikin ruwa, mai narkewa a cikin ethanol, ether.
Amfani Ana amfani da shi azaman ƙarfi a cikin resin da masana'antar filastik. Ana amfani da shi sosai a masana'antar harhada magunguna, filastik da masana'antar fim.

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xn - Mai cutarwa
Lambobin haɗari R40 - Shaida mai iyaka na tasirin cutar sankara
Bayanin Tsaro S23 - Kar a shaka tururi.
S24/25 - Guji hulɗa da fata da idanu.
S36/37 - Sanya tufafin kariya da safar hannu masu dacewa.
ID na UN UN 1593/1912

 

Dichloromethane (CAS#75-09-2)

Amfani

Wannan samfurin ba kawai amfani da kwayoyin kira, amma kuma yadu amfani da matsayin cellulose acetate film, cellulose triacetate kadi, man fetur dewaxing, aerosol da maganin rigakafi, bitamin, steroids a samar da kaushi, da karfe surface Paint Layer tsaftacewa degreasing da tsiri wakili. . Bugu da ƙari, ana amfani da ita don fumigation na hatsi da kuma sanyaya na'urorin firji mai ƙananan matsa lamba da na'urorin sanyaya iska. Ana amfani da shi azaman wakili mai busawa a cikin samar da kumfa na Polyether urethane foams kuma azaman wakili mai busa don kumfa polysulfone extruded.

Ƙarshe: 2022-01-01 10:13:47

Tsaro

gubar yana da ƙanƙanta sosai, kuma hankali yana da sauri bayan guba, don haka ana iya amfani dashi azaman maganin sa barci. Haushi ga fata da mucous membrane. Matasan berayen baki ld501.6ml/kg. Matsakaicin adadin da aka yarda da shi a cikin iska shine 500 × 10-6. Ya kamata aikin ya sanya abin rufe fuska na iskar gas, wanda aka same shi nan da nan bayan an sami guba daga wurin, ana iya jigilar jiyya tare da bututun ƙarfe na galvanized ƙarfe, 250kg kowace ganga, motar tankin jirgin ƙasa, ana iya jigilar mota. Ya kamata a adana a cikin bushe bushe bushe, da kyau-ventilated wuri, kula da danshi.


  • Na baya:
  • Na gaba:

  • Ku rubuta sakonku anan ku aiko mana