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Ethyl benzoate(CAS#93-89-0)

Āhuatanga matū:

Tātai rāpoi C9H10O2
Molar Mass 150.17
Kiato 1.045g/mLat 25°C(marama)
Te Whakarewa -34 °C
Piro Pouri 212°C(marama)
Tohu Kohiko 184°F
Nama JECFA 852
Wairewa wai KAUPAPA
Wairewa 0.5g/l
Kohu Kohu 1 mm Hg ( 44 °C)
Kohu Kohu 5.17 (me te hau)
Te ahua Waiwai
Tae He maama kore tae ki te kowhai kowhai
Merck 14,3766
BRN 1908172
Tikanga Rokiroki Whakaorangia ki raro +30°C.
Te pumau Eu ana. Ka tahuna. He hotokore ki te kaha o te waiora.
Tepe Pahū 1%(V)
Taurangi Refactive n20/D 1.504(marama)
Āhuatanga ā-tinana, matū hoki Te wai kore tae. Te kakara kakara. Te kiato whanaunga o 1.0458(25/4 deg C). Ira Whakarewa -32.7 °c. Ira Kohuatanga 213 °c. Taupū Refactive 1.5205(15 nekehanga C). He iti te wairewa ki te wai wera, ka whakarewahia ki te waiwaro me te etera.
Whakamahi Kei te whakamahia mo te whakarite i te kakara kikorangi me te hopi hopi, ka whakamahia ano hei whakarewa mo te ester cellulose, cellulose ether, resin, etc.

Taipitopito Hua

Tohu Hua

Nga Tohu Whakamate N – He kino mo te taiao
Waehere Morearea 51/53 – Ko te paitini ki nga rauropi wai, ka puta he paanga kino mo te wa roa ki te taiao wai.
Whakaahuatanga Haumaru S24/25 – A ape i te pa ki te kiri me nga kanohi.
S61 – A ape i te tuku ki te taiao. Tirohia nga tohutohu motuhake / pepa raraunga haumaru.
UN ID UN 3082 9 / PGIII
WGK Tiamana 1
RTECS DH0200000
TSCA Ae
Waehere HS 29163100
Te paitini LD50 ā-waha i roto i te kiore: 6.48 g/kg, Smyth et al., Arch. Ind. Hyg. Noho. Med. 10, 61 (1954)

 

Kupu Whakataki

Ko te Ethyl benzoate) he puhui pararopi he wai kore tae i te pāmahana rūma. Ko nga korero e whai ake nei mo nga waahi, nga whakamahinga, nga tikanga whakarite me te haumaru o te ethyl benzoate:

 

Kounga:

He kakara kakara, he pahekeheke.

Ka whakarewahia i roto i nga whakarewa pararopi penei i te waiwaro, te etera, me etahi atu, karekau i te wai.

 

Whakamahia:

Ko te Ethyl benzoate te nuinga o te whakamahi hei whakarewa i roto i nga tono ahumahi penei i te peita, te whakapiri me te hanga potae.

 

Tikanga:

Ko te whakaritenga o te ethyl benzoate te nuinga o te wa ka mahia ma te esterification. Ko te tikanga motuhake ko te whakamahi i te waikawa benzoic me te ethanol hei rauemi mata, a, i te aroaro o te whakakorikori waikawa, ka mahia te tauhohenga i te pāmahana tika me te pehanga kia whiwhi ethyl benzoate.

 

Mōhiohio Haumaru:

Ko te Ethyl benzoate he whakapataritari, he rorirori hoki, me karo i te pa tika ki te kiri me nga kanohi.

Me aro nui ki te hau i te wa e mahi ana te maimoatanga kia kore ai e ngotea te mamaoa, te whakaputa puna whakawera ranei.

I te wa e rongoa ana, kia matara atu i nga puna wera me nga mura ahi, kia kati te ipu.

Mena ka hoha, ka pa pohehe ranei, haere ki tetahi wahi whai hau mo te horoi, ki te rapu rongoa ranei i te waa.


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