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Ethylene Glycol
Zogulitsa
Magulu a Zamalonda

Ethylene Glycol

Ethylene glycol imadziwikanso kuti glycol, 1,2-ethylene glycol, kapena EG. Fomula ya mankhwala ndi (CH₂OH)₂ ndipo ndi diol yosavuta kwambiri. Ethylene glycol ndi madzi opanda mtundu, opanda fungo, otsekemera, poizoni wochepa kwa nyama, ethylene glycol imatha kusakanikirana ndi madzi ndi acetone, koma kusungunuka kwake kumakhala kochepa mu ethers. Imagwiritsidwa ntchito ngati zosungunulira, zoletsa kuzizira komanso zopangira polyester yopangidwa. Polyethylene glycol (PEG), polima ya ethylene glycol, ndi chothandizira kusamutsa gawo chomwe chimagwiritsidwanso ntchito pophatikiza maselo; nitrate yake ndi yophulika.

  • Nambala ya CAS 107-21-1 [54]
  • Fomula Yamankhwala (CH₂OH)₂
  • Kulemera kwa Maselo 62.068 [54]

Chizindikiro cha Zamalonda

Ineali ndi

Mndandanda

EINECS

203-473-3

Malo osungunuka

-13°C (mwachangu)

Malo otentha

195-198°C

Kuchulukana

1.113 g/mL pa 25°C (lit.)

Kuchuluka kwa nthunzi

2.1 (motsutsana ndi mpweya)

Kupanikizika kwa nthunzi

0.08 mm Hg (20°C)

Chizindikiro cha refractive

n20/D 1.431(lit.)

pophulikira

230°F

Kutentha kwa malo osungira.

2-8°C

Kusungunuka

madzi: osakanikirana

Fomu

Madzi Okhuthala

pKa

14.22 (pa 25℃)

Mtundu

Buluu

Polarity yoyerekeza

0.79

PH

6-7.5 (100g/l, H2O, 20℃)

Fungo

Wopanda fungo

Malire Ophulika

3.2%(V)

Kusungunuka kwa Madzi

zosakanikirana

Malo Ozizira

-11.5℃

Womvera chisoni

Hygroscopic

λmax

λ: 260 nm Amax: ≤0.03

λ: 280 nm Amax: ≤0.01

Merck

14,3798

BRN

505945

Malire owonekera

Denga lokhala ndi nthunzi ndi nthunzi 50 ppm (~125 mg/m2)3) (ACGIH); TWA 10 mg/m3 (particulates) (MSHA).

Chokhazikika cha dielectric

37.0 (20℃)

LogP

-1.36 pa 25℃

Kuthamanga kwa pamwamba

47.7mN/m pa 20°C

WGK Germany

3

RTECS

KW2975000

Kutentha Kodzidzimutsa

752 °F

TSCA

Inde

Kuopsa kwa poizoni

LD50 m'makoswe, nkhumba za Guinea (g/kg): 8.54, 6.61 pakamwa (Smyth); m'makoswe (ml/kg): 13.79 pakamwa (Bornmann)

Chinthu Mndandanda Chigawo Mtengo Njira Zowunikira
Nambala ya Loti / / SR2025041210 /
Maonekedwe Madzi owonekera bwino, opanda zonyansa zamakina / Madzi owonekera bwino, opanda zonyansa zamakina Kuyang'ana Kowoneka
Ethylene Glycol ≥99.9 %(m/m) 99.94 GB/T 14571.2-2018
Diethylene Glycol ≤0.050 %(m/m) 0.039 GB/T 14571.2-2018
Mtundu (Usanatenthe) ≤5 Nambala ya Platinamu - Cobalt 2 GB/T 3143-1982(2004)
Kachulukidwe (20 ℃) 1112.8-1113.8 Kg/m³ 1111.3 GB/T 29617-2013
Malo Owira GB/T 7534-2004
Malo Oyamba Owira ≥196.0 197
Malo Ouma ≤199.0 198
Malo ozungulira 1
Chinyezi ≤0.08 %(m/m) 0.014 GB/T 6283-2008
Asidi (Yowerengedwa Ngati Acetic Acid) ≤10 mg/kg 6 GB/T 14571.1-2016
Chitsulo Chokwanira ≤0.10 mg/kg <0.10 GB/T 3049-2006
Zamkati mwa Phulusa ≤10 mg/kg 10 GB/T 7531-2008
Kuchuluka kwa Aldehyde (Kuwerengedwa Ngati Formaldehyde) ≤8.0 mg/kg 7.9 GB/T 14571.3-2008
Kutumiza kwa UV % GB/T 14571.4-2008
220nm ≥75 87.9
275nm ≥92 99.3
350nm ≥99 100
Ioni ya Chloride ≤0.5 mg/kg <0.5 GB/T 4649-2018

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