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samfur

Furfuryl barasa (CAS#98-00-0)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C5H6O2
Molar Mass 98.1
Yawan yawa 1.135 g/mL a 25 ° C (lit.)
Matsayin narkewa -29 ° C (lit.)
Matsayin Boling 170 ° C (lit.)
Wurin Flash 149°F
Lambar JECFA 451
Ruwan Solubility MISALI
Solubility barasa: mai narkewa
Tashin Turi 0.5 mm Hg (20 ° C)
Yawan Turi 3.4 (Vs iska)
Bayyanar Ruwa
Launi Tsararren rawaya
wari A hankali mai ban haushi.
Iyakar Bayyanawa NIOSH REL: TWA 10 ppm (40 mg/m3), STEL 15 ppm (60 mg/m3), IDLH 75ppm; OSHA PEL: TWA 50 ppm; ACGIH TLV: TWA 10 ppm, STEL 15 ppm (an karɓa).
Merck 14,4305
BRN 106291
pKa 14.02± 0.10 (An annabta)
PH 6 (300g/l, H2O, 20 ℃)
Yanayin Ajiya Adana a ƙasa + 30 ° C.
Iyakar fashewa 1.8-16.3% (V)
Fihirisar Refractive n20/D 1.486 (lit.)
Abubuwan Jiki da Sinadarai Hali: ruwa mara launi, mai gudana wanda ke juya launin ruwan kasa ko ja mai zurfi lokacin fallasa ga hasken rana ko iska. Daci.
tafasar batu 171 ℃
daskarewa batu -29 ℃
girman dangi 1.1296
index 1.4868
flash point 75 ℃
solubility ba shi da wahala da ruwa, amma maras ƙarfi a cikin ruwa, mai narkewa a cikin ethanol, ether, benzene da chloroform, maras narkewa a cikin hydrocarbons mai.
Amfani An yi amfani da shi azaman ɗanyen abu don haɗa nau'in guduro iri-iri na furan, mai hana lalata, kuma yana da ƙarfi mai kyau.

Cikakken Bayani

Tags samfurin

Lambobin haɗari R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
R48/20 -
R40 - Shaida mai iyaka na tasirin cutar sankara
R36 / 37 - Hannun idanu da tsarin numfashi.
R23 - Mai guba ta hanyar inhalation
R21/22 - Yana cutar da fata kuma idan an haɗiye shi.
Bayanin Tsaro S23 - Kar a shaka tururi.
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S63 -
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.
S24/25 - Guji hulɗa da fata da idanu.
ID na UN UN 2874 6.1/PG 3
WGK Jamus 1
RTECS Farashin LU910000
FLUKA BRAND F CODES 8
Farashin TSCA Ee
HS Code 2932 13 00
Matsayin Hazard 6.1
Rukunin tattarawa III
Guba LC50 (4hr) a cikin berayen: 233 ppm (Jacobson)

 

Gabatarwa

Furfuryl barasa. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na furfuryl barasa:

 

inganci:

Barasa Furfuryl ruwa ne mara launi, mai kamshi mai ƙamshi mai ƙarancin ƙarfi.

Furfuryl barasa yana narkewa a cikin ruwa kuma yana iya ɓarna tare da kaushi mai yawa.

 

Amfani:

 

Hanya:

A halin yanzu, barasa na furfuryl ana shirya shi ne ta hanyar haɗakar sinadarai. Ɗaya daga cikin hanyoyin da aka fi amfani da ita ita ce amfani da hydrogen da furfural don hydrogenation a gaban mai kara kuzari.

 

Bayanin Tsaro:

An yi la'akari da barasa na Furfuryl in mun gwada da lafiya a ƙarƙashin yanayin amfani, amma yana iya haifar da rashin lafiyar wasu mutane.

A guji haɗuwa da barasa na furfuryl akan idanu, fata, da maƙarƙashiya, kuma kurkura da ruwa mai yawa idan lamba ta faru.

Barasa Furfuryl yana buƙatar ƙarin kulawa a hannun yara don hana ci ko taɓawa cikin haɗari.

 


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