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1 1-Dichloro-2 2-difluoroethene(CAS# 79-35-6)

Āhuatanga matū:

Tātai rāpoi C2Cl2F2
Molar Mass 132.92
Kiato 1,439 g/cm3
Te Whakarewa -116°C
Piro Pouri 19°C
Kohu Kohu 999mmHg i te 25°C
Te ahua wai
Tae taekore
Taurangi Refactive 1.3830
Āhuatanga ā-tinana, matū hoki Te wai rere. Te ira mīti -127.1-126.7 °c (-116 °c), te ira koropuha 20.4 °c (19 °c), te kiato whanaunga 1.555(-20/4 °c), te taupū mataaro 1.383(-20 °c).

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate Xi – Irritant
Waehere Morearea R23 – He paitini na roto i te horohanga
R36/38 – He whakapouri ki nga kanohi me te kiri.
Whakaahuatanga Haumaru S9 – Puritia te ipu ki te waahi whai hau pai.
S23 – Kaua e hau kohu.
S45 – Ki te puta he aitua, ki te kore ranei koe e pai, rapu wawe i nga tohutohu hauora (whakaatuhia te tapanga ina taea.)
UN ID 3162
Tuhipoka morearea Whakariri
Te akomanga morearea 6.1(a)
Roopu Tarapi II
Te paitini LC50 inhalation i roto i te guinea poaka: 700mg/m3/4H

 

Kupu Whakataki

Ko te 1,1-Dichloro-2,2-difluoroethylene, e mohiotia ana ko CF2ClCF2Cl, he puhui waro. E whai ake nei he kupu whakataki mo tona ahuatanga, te whakamahinga, te tikanga whakarite me nga korero haumaru:

 

Kounga:

Ko te 1,1-Dichloro-2,2-difluoroethylene he wai kore tae me te kakara rereke. He mea kiato me te kore e rewa ki te wai, engari ka taea te rewa i roto i te maha o nga whakarewa waro.

 

Whakamahia:

Ko te 1,1-Dichloro-2,2-difluoroethylene he maha nga whakamahinga i roto i te ahumahi matū. He whakarewa nui e whakamahia nuitia ana ki te memeha, ki te waimeha ranei i te maha o nga puhui waro. Ka whakamahia ano hoki hei whakamahana me te whakamahana, ka whakamahia ki te hanga fluoroelastomers, fluoroplastics, lubricants, me nga rauemi mata, me etahi atu. I roto i te ahumahi hiko, kei te whakamahia ano he rauemi mata mo te horoi horoi me nga taonga me te kaha o te dielectric teitei.

 

Tikanga:

Ko te whakarite o te 1,1-dichloro-2,2-difluoroethylene i te nuinga o te wa ka whiwhi ma te tauhohe i te 1,1,2-trifluoro-2,2-dichloroethane me te konupora fluoride. Ka mahia te tauhohenga i te pāmahana teitei me te aroaro o te whakakōkī.

 

Mōhiohio Haumaru:

Ko te 1,1-Dichloro-2,2-difluoroethylene he matū morearea, a, ko te rongo ki ona kohu ka pa te kanohi, te manawa me te kiri. Ko te whakararu ki nga kukū teitei ka pa he kino ki te punaha io matua me nga ngongo. Me whai tikanga haumaru i te wa e whakamahia ana, penei i te mau taputapu whakamarumaru e tika ana, te whakarite kia pai te hau, me era atu.


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