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Ethylene Glycol
Badeecadaha
Qaybaha Badeecadaha

Ethylene Glycol

Ethylene glycol waxaa sidoo kale loo yaqaan glycol, 1,2-ethylene glycol, ama EG. Qaacidada kiimikada waa (CH₂OH)₂waana diol-ka ugu fudud. Ethylene glycol waa dareere aan midab lahayn, ur lahayn, macaan, sun yar u leh xayawaanka, ethylene glycol waxaa lagu qasi karaa biyaha iyo acetone, laakiin milmidu way yar tahay ethers-ka. Waxaa loo isticmaalaa sidii dareere, ka-hortagga barafowga iyo walxo cayriin ah oo loogu talagalay polyester-ka synthetic-ga ah. Polyethylene glycol (PEG), oo ah polymer ka samaysan ethylene glycol, waa kiciyaha wareejinta marxaladda kaas oo sidoo kale loo isticmaalo isku-darka unugyada; Nitrate-keedu waa wax qarxa.

  • Lambarka CAS 107-21-1 [54]
  • Qaaciddada Kiimikada (CH₂OH)₂
  • Miisaanka Molekulerka 62.068 [54]

Cabbirka Badeecada

Anigawuu leeyahay

Tusmada

EINECS

203-473-3

Barta dhalaalaysa

-13°C (iftiin)

Barta karkarinta

195-198°C

Cufnaanta

1.113 g/mL heerkul ah 25°C (iftiin)

Cufnaanta uumiga

2.1 (marka loo eego hawada)

Cadaadiska uumiga

0.08 mm Hg (20°C)

Tusmada Refractive

n20/D 1.431 (iftiin)

Barta iftiimaysa

230°F

Heerkulka kaydinta.

2-8°C

Milmida

biyo: la isku misi karo

Foomka

Dareere Viscous ah

pKa

14.22 (25℃)

Midab

Buluug

Kala duwanaanshaha qaraabada ah

0.79

PH

6-7.5 (100g/l, H2O, 20℃)

Ur

Ur la'aan

Xadka Qaraxyada

3.2% (V)

Biyaha milma

miscible

Barta Qaboojinta

-11.5℃

Xasaasi ah

Hygroscopic

λmax

λ: 260 nm Amax: ≤0.03

λ: 280 nm Amax: ≤0.01

Merck

14,3798

BRN

505945

Xadka soo-gaadhista

Xadka saqafka hawada ee uumiga iyo ceeryaamo 50 ppm (~125 mg/m2)3) (ACGIH); TWA 10 mg/m3 (particulates) (MSHA).

Joogtada Dielectric

37.0 (20℃)

LogP

-1.36 marka la gaaro 25℃

Xiisadda dusha sare

47.7mN/m heerkul ah 20°C

WGK Jarmalka

3

RTECS

KW2975000

Heerkulka Shidista Iswada

752 °F

TSCA

Haa

Sunta

LD50 ee jiirka, doofaarrada guinea (g/kg): 8.54, 6.61 oo afka laga qaato (Smyth); jiirka (ml/kg): 13.79 oo afka laga qaato (Bornmann)

Shay Tusmada Cutubka Qiimaha Hababka Falanqaynta
Lambarka Goobta / / SR2025041210 /
Muuqaalka Dareere hufan, oo ka xor ah wasakhda farsamada / Dareere hufan, oo ka xor ah wasakhda farsamada Kormeerka Aragga
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
Midabka (Kahor Kululaynta) ≤5 Lambarka Platinum - Cobalt 2 GB/T 3143-1982(2004)
Cufnaanta (20℃) 1112.8-1113.8 Kg/m³ 1111.3 GB/T 29617-2013
Kala duwanaanshaha karkarinta GB/T 7534-2004
Barta Karkarinta Bilowga ah ≥196.0 197
Meesha Qallalan ≤199.0 198
Kala duwanaanshaha 1
Qoyaanka ≤0.08 %(m/m) 0.014 GB/T 6283-2008
Aashitada (Lagu Xisaabiyo Sida Aashitada Aashitada) ≤10 mg/kg 6 GB/T 14571.1-2016
Waxyaabaha ku jira Birta ≤0.10 mg/kg GB/T 3049-2006
Waxyaabaha Dambaska ah ≤10 mg/kg <10 GB/T 7531-2008
Waxyaabaha Aldehyde (Lagu Xisaabiyay Sida Formaldehyde) ≤8.0 mg/kg 7.9 GB/T 14571.3-2008
Gudbinta UV % GB/T 14571.4-2008
220nm ≥75 87.9
275nm ≥92 99.3
350nm ≥99 100
Koloriid Ion ≤0.5 mg/kg GB/T 4649-2018

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