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samfur

3,4-Dimethylphenol (CAS#95-65-8)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C8H10O
Molar Mass 122.16
Yawan yawa 1,138 g/cm3
Matsayin narkewa 65-68 ° C
Matsayin Boling 227°C (lit.)
Wurin Flash 61 °C
Lambar JECFA 708
Ruwan Solubility DAN WARWARE
Solubility Chloroform (Dan kadan), Ethyl Acetate (Dan kadan), Methanol (Dan kadan)
Tashin Turi 0.475-130Pa a 25-66.2 ℃
Bayyanar Crystalline Foda
Launi Kashe-fari zuwa kodadde kirim
Iyakar Bayyanawa ACGIH: TWA 1 ppm
Merck 14,10082
BRN 1099267
pKa pK1: 10.32 (25°C)
Yanayin Ajiya Adana a ƙasa + 30 ° C.
Iyakar fashewa 1.4% (V)
Fihirisar Refractive 1.5442
Abubuwan Jiki da Sinadarai Hali: Farar allura crystal.
Matsayin narkewa 66 ~ 68 ℃
tafasar batu 225 ℃
girman dangi 0.9830
solubility dan kadan mai narkewa a cikin ruwa, mai narkewa a cikin ethanol, ether.
Amfani Don shirye-shiryen da aka gyara polyimide, magungunan kashe qwari, dyes, da dai sauransu

Cikakken Bayani

Tags samfurin

Lambobin haɗari R24/25 -
R34 - Yana haifar da konewa
R51/53 - Mai guba ga halittun ruwa, na iya haifar da illa na dogon lokaci a cikin yanayin ruwa.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
S61 - Guji saki zuwa yanayi. Koma zuwa umarni na musamman / takaddun bayanan aminci.
ID na UN UN 2261 6.1/PG 2
WGK Jamus 3
RTECS ZE630000
Farashin TSCA Ee
HS Code Farashin 29071400
Matsayin Hazard 6.1
Rukunin tattarawa II

 

Gabatarwa

3,4-Xylenol, wanda kuma aka sani da m-xylenol, wani fili ne na kwayoyin halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shirye-shirye da bayanan aminci na 3,4-xylenol:

 

inganci:

- 3,4-Xylenol ruwa ne mara launi tare da dandano na musamman.

- Yana da kaddarorin zama mai narkewa a cikin ruwa da sauran kaushi mai yawa.

- Yana bayyana azaman tsarin juzu'i mai jujjuyawa a zafin daki.

 

Amfani:

- Ana amfani dashi azaman maganin kashe kwayoyin cuta da maganin kashe kwayoyin cuta a cikin fungicides da abubuwan kiyayewa.

- An yi amfani da shi azaman mai kara kuzari a wasu halayen haɗin sinadarai.

 

Hanya:

- 3,4-Xylenol za a iya shirya ta hanyar motsa jiki na phenol da formaldehyde a ƙarƙashin yanayin acidic.

- A cikin abin da ya faru, phenol da formaldehyde suna catalyzed ta hanyar mai kara kuzari don samar da 3,4-xylenol.

 

Bayanin Tsaro:

- 3,4-Xylenol yana da ƙarancin guba, amma har yanzu yana da mahimmanci a yi amfani da shi lafiya.

- Tururi ko fesa na iya zama mai ban haushi da lalata ga idanu da fata.

- Lokacin aiki, yi amfani da kayan kariya masu dacewa, kamar safofin hannu na sinadarai da tabarau.

- Lokacin adanawa da sarrafa 3,4-xylenol, yana da mahimmanci a sarrafa sharar gida yadda yakamata don guje wa gurɓataccen muhalli.

 


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  • Na gaba:

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