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Glycerin CAS 56-81-5 Fitaccen Hoton
  • Glycerin CAS 56-81-5 1

Glycerin CAS 56-81-5

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C3H8O3
Molar Mass 92.09
Yawan yawa 1.25 g/mL (lit.)
Matsayin narkewa 20°C (lit.)
Matsayin Boling 290 °C
Takamaiman Juyawa (α) n20/D 1.474 (lit.)
Wurin Flash 320°F
Lambar JECFA 909
Ruwan Solubility > 500 g/L (20ºC)
Solubility Yana da ɓarna a cikin barasa, ba shi da ruwa, maras narkewa a cikin chloroform, ether, da mai.
Tashin Turi <1 mm Hg (20 ° C)
Yawan Turi 3.1 (Vs iska)
Bayyanar Share Liquid Viscous
Takamaiman Nauyi 1.265 (15/15 ℃) 1.262
Launi Saukewa: ≤10
wari Mara wari.
Iyakar Bayyanawa OSHA: TWA 15 mg/m3; TWA 5 mg/m3
Matsakaicin zango (λmax) ['λ: 260 nm Amax: 0.05',
, 'λ: 280 nm Amax: 0.04']
Merck 14,4484
BRN 635685
pKa 14.15 (a 25 ℃)
PH 5.5-8 (25 ℃, 5M a cikin H2O)
Yanayin Ajiya Adana a zazzabi +5°C zuwa +30°C.
Kwanciyar hankali Barga. Wanda bai dace da perchloric acid, gubar oxide, acetic anhydride, nitrobenzene, chlorine, peroxides, acid mai ƙarfi, tushe mai ƙarfi. Mai ƙonewa.
M Hygroscopic
Iyakar fashewa 2.6-11.3% (V)
Fihirisar Refractive n20/D 1.474 (lit.)
MDL Saukewa: MFCD00004722
Abubuwan Jiki da Sinadarai Mara launi, m, mara wari, ruwa mai danko, mai dadi, tare da hygroscopicity.
Solubility ne miscible da ruwa da ethanol, da ruwa bayani ne tsaka tsaki. Narke a cikin sau 11 na ethyl acetate, kusan sau 500 na ether. Ba a iya narkewa a cikin benzene, chloroform, carbon tetrachloride, carbon disulfide, ether petroleum, mai.
Amfani An yi amfani da shi azaman albarkatun sinadarai na asali, ana amfani da su sosai a magani, abinci, sinadarai na yau da kullun, yadi, takarda, fenti da sauran masana'antu

Cikakken Bayani

Tags samfurin

Lambobin haɗari R36 - Haushi da idanu
R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
R11 - Mai ƙonewa sosai
Bayanin Tsaro S24/25 - Guji hulɗa da fata da idanu.
S39 – Sa ido/kariyar fuska.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
ID na UN UN 1282 3/PG 2
WGK Jamus 1
RTECS MA805000
FLUKA BRAND F CODES 3
Farashin TSCA Ee
HS Code Farashin 29054500
Guba LD50 a cikin berayen (ml/kg):>20 baki; 4.4 iv (Bartsch)

 

Gabatarwa

Mai narkewa a cikin ruwa da barasa, wanda ba a iya narkewa a cikin ether, benzene, chloroform da carbon disulfide, kuma cikin sauƙin sha ruwa a cikin iska. Yana da ɗanɗano mai ɗumi mai daɗi. Yana iya ɗaukar danshi daga iska, da hydrogen sulfide, hydrogen cyanide da sulfur dioxide. Matsakaici zuwa litmus. Dogon lokaci a ƙananan zafin jiki na 0 ℃, masu ƙarfi masu ƙarfi irin su chromium trioxide, potassium chlorate, da potassium permanganate na iya haifar da konewa da fashewa. Ana iya zama ba tare da izini ba tare da ruwa da ethanol, 1 ɓangaren wannan samfurin na iya zama mai narkewa a cikin sassa 11 na ethyl acetate, kusan sassan 500 na ether, wanda ba a iya narkewa a cikin chloroform, tetrachloride carbon, ether petroleum da mai. Matsakaicin kisa (bera, baka)> 20ml/kg. Yana da ban haushi.

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