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samfur

Styrene (CAS#100-42-5)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C8H8
Molar Mass 104.15
Yawan yawa 0.906 g/ml a 25 ° C
Matsayin narkewa -31 °C (latsa)
Matsayin Boling 145-146 ° C (lit.)
Wurin Flash 88°F
Ruwan Solubility 0.3 g/L (20ºC)
Solubility 0.24g/l
Tashin Turi 12.4 mm Hg (37.7 ° C)
Yawan Turi 3.6 (Vs iska)
Bayyanar Ruwa
Takamaiman Nauyi 0.909
Launi Mara launi
Iyakar Bayyanawa TLV-TWA 50 ppm (~212 mg/m3) (ACGIHand NIOSH), 100 ppm (~425 mg/m3) (OSHA da MSHA); rufi 200 ppm, peak600 ppm/5 min/3 h (OSHA); STEL 100 ppm (~425 mg/m3) (ACGIH).
Merck 14,8860
BRN Farashin 1071236
pKa > 14 (Schwarzenbach et al., 1993)
Yanayin Ajiya Adana a
Kwanciyar hankali Barga, amma yana iya yin polymerize bayan fallasa haske. Kullum ana jigilar su tare da narkar da mai hanawa. Abubuwan da za a guje wa sun haɗa da acid mai ƙarfi, aluminum chloride, oxidizing agents, jan karfe,
M Hankalin iska
Iyakar fashewa 1.1-8.9% (V)
Fihirisar Refractive n20/D 1.546 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mara launi mai kamshi.
tafasar batu 145 ℃
daskarewa batu -30.6 ℃
girman dangi 0.9059
Rarraba index 1.5467
filashi 31.11 ℃
solubility insoluble a cikin ruwa, mai narkewa a cikin ethanol da ether.
Amfani An fi amfani dashi azaman polystyrene, roba roba, robobin injiniya, guduro musayar ion da sauran albarkatun ƙasa.

Cikakken Bayani

Tags samfurin

Lambobin haɗari R10 - Flammable
R20 - Yana cutar da numfashi
R36 / 38 - Iriting ga idanu da fata.
R40 - Shaida mai iyaka na tasirin cutar sankara
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R39/23/24/25 -
R23 / 24/25 - Mai guba ta hanyar numfashi, a cikin hulɗa da fata kuma idan an haɗiye shi.
R11 - Mai ƙonewa sosai
R48/20 -
R63 - Haɗarin cutarwa ga ɗan da ba a haifa ba
Bayanin Tsaro S23 - Kar a shaka tururi.
S36 - Sanya tufafin kariya masu dacewa.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S16 - Ka nisantar da tushen wuta.
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.)
S36/37 - Sanya tufafin kariya da safar hannu masu dacewa.
S7 – Rike akwati a rufe sosai.
S46 - Idan an haɗiye, nemi shawarar likita nan da nan kuma nuna wannan akwati ko lakabin.
ID na UN UN 2055 3/PG 3
WGK Jamus 2
RTECS Saukewa: WL3675000
Farashin TSCA Ee
HS Code Farashin 29025000
Matsayin Hazard 3
Rukunin tattarawa III
Guba LD50 a cikin mice (mg/kg): 660 ± 44.3 ip; 90 ± 5.2 iv

 

Gabatarwa

Styrene, ruwa ne mara launi tare da wari na musamman. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na styrene:

 

inganci:

1. Ƙaunar nauyi.

2. Yana da jujjuyawa a zafin jiki kuma yana da ƙarancin walƙiya da iyakar fashewa.

3. Yana da miskible tare da nau'ikan kaushi na kwayoyin halitta kuma abu ne mai mahimmanci mai mahimmanci.

 

Amfani:

1. Styrene wani muhimmin sinadari ne mai amfani da albarkatun kasa, sau da yawa ana amfani da shi a cikin kira na babban adadin robobi, roba roba da zaruruwa.

2. Za a iya amfani da Styrene don yin kayan aikin roba irin su polystyrene (PS), polystyrene rubber (SBR) da acrylonitrile-styrene copolymer.

3. Ana kuma iya yin amfani da shi wajen kera kayayyakin sinadarai kamar su dandano da mai.

 

Hanya:

1. Styren za a iya samu ta dehydrogenation ta dumama da kuma matsa lamba ethylene kwayoyin.

2. Styrene da hydrogen kuma ana iya samun su ta hanyar dumama da fashe ethylbenzene.

 

Bayanin Tsaro:

1. Styrene yana ƙonewa kuma ya kamata a kiyaye shi daga ƙonewa da zafi mai zafi.

2. Saduwa da fata na iya haifar da haushi da rashin lafiyar jiki, kuma ya kamata a dauki matakan da suka dace.

3. Daukewar dogon lokaci ko ɗimbin yawa na iya samun illa ga lafiyar jiki, gami da lalacewa ga tsarin jijiya ta tsakiya, hanta, da koda.

4. Kula da yanayin samun iska yayin amfani da shi, kuma guje wa shakar numfashi ko sha.

5. Sharar gida ya dace da dokoki da ka'idoji, kuma kada a zubar da shi yadda ya kamata.


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