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chigadzirwa

Glycerin CAS 56-81-5

Chemical Property:

Molecular Formula C3H8O3
Molar Misa 92.09
Density 1.25 g/mL(lit.)
Melting Point 20°C(lit.)
Boling Point 290 °C
Kutenderera kwakananga(α) n20/D 1.474 (lit.)
Flash Point 320°F
Nhamba yeJECFA 909
Mvura Solubility >500 g/L (20 ºC)
Solubility Inosanganiswa mudoro, inosanganiswa nemvura, isinganyunguriki muchloroform, ether, uye mafuta.
Vapor Presure <1 mm Hg (20 °C)
Vapor Density 3.1 (vs mhepo)
Chitarisiko Bvisa Viscous Liquid
Specific Gravity 1.265 (15/15℃)1.262
Color APHA: ≤10
Kunhuwa Kusina hwema.
Exposure Limit OSHA: TWA 15 mg/m3; TWA 5 mg/m3
Hukuru hwewavelength(λmax) ['λ: 260 nm Amax: 0.05',
, 'λ: 280 nm Amax: 0.04']
Merck 14,4484
BRN 635685
pKa 14.15 (pa25 ℃)
PH 5.5-8 (25℃, 5M muH2O)
Storage Condition Chengetedza pa +5°C kusvika +30°C.
Kugadzikana Yakagadzikana. Zvisingaenderani neperchloric acid, lead oxide, acetic anhydride, nitrobenzene, chlorine, peroxides, yakasimba acids, mabhesi akasimba. Inopisa.
Sensitive Hygroscopic
Explosive Limit 2.6-11.3%(V)
Refractive Index n20/D 1.474(lit.)
MDL MFCD00004722
Zvenyama uye Chemical Properties Isina ruvara, yakajeka, isinganhuhwi, viscous fluid, inotapira, ine hygroscopicity.
Solubility inosanganiswa nemvura uye ethanol, uye mhinduro ine mvura haina kwayakarerekera. Dissolve in 11 times of ethyl acetate, inenge 500 nguva dze ether. Haina kunyungudika mubenzene, chloroform, carbon tetrachloride, carbon disulfide, petroleum ether, oiri.
Shandisa Inoshandiswa seyakakosha organic makemikari raw materials, anoshandiswa zvakanyanya mumishonga, chikafu, zuva nezuva makemikari, machira, bepa, pendi uye mamwe maindasitiri.

Product Detail

Product Tags

Risk Codes R36 – Kushungurudza maziso
R20/21/22 – Zvinokuvadza nekufema, kubata ganda uye kana ikamedzwa.
R11 - Inopisa zvakanyanya
Tsanangudzo Yekuchengetedza S24/25 - Dzivisa kusangana neganda nemeso.
S39 - Pfeka dziviriro yeziso / kumeso.
S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
UN IDs UN 1282 3/PG 2
WGK Germany 1
RTECS MA8050000
FLUKA BRAND F CODES 3
TSCA Ehe
HS Code 29054500
Muchetura LD50 mumakonzo (ml/kg):>20 nemuromo; 4.4 iv (Bartsch)

 

Nhanganyaya

Inonyungudika mumvura nedoro, isinganyunguriki muether, benzene, chloroform uye kabhoni disulfide, uye inonyudza mvura mumhepo zviri nyore. Iine inodziya inonaka inonaka. Inogona kutora unyoro kubva mumhepo, pamwe nehydrogen sulfide, hydrogen cyanide uye sulfur dioxide. Neutral kune litmus. Yenguva yakareba pakudziya kwakaderera kwe0 ℃, maoxidants akasimba akadai sechromium trioxide, potassium chlorate, uye potassium permanganate anogona kukonzera kupisa uye kuputika. Inogona kusanganiswa zvisina tsarukano nemvura uye ethanol, 1 chikamu chechigadzirwa ichi chinogona kunyungudika muzvikamu gumi neimwe zve ethyl acetate, zvingangoita mazana mashanu zvikamu zveether, zvisinganyunguriki muchloroform, kabhoni tetrachloride, petroleum ether nemafuta. Mushonga unouraya weMedhia (gonzo, remuromo)> 20ml/kg. Zvinogumbura.


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