8.07485

Polyethylene glycol

400, for synthesis

• 동의어(들): Poly(ethylene glycol), Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 400, PEG
• Linear Formula: H(OCH₂CH₂)_nOH
• CAS Number: 25322-68-3
• MDL number: MFCD00081839
• UNSPSC 코드: 13111021
• EC 인덱스 번호: 500-038-2
• NACRES: NA.22

속성

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• 형태: liquid
• autoignition temp.: 360 °C (DIN 51794)
• 효능: 28000 mg/kg LD₅₀, oral (Rat); >20000 mg/kg LD₅₀, skin (Rabbit)
• pH: 5-7 (20 °C, 100 g/L in H₂O)
• kinematic viscosity: 97-110 cSt(20 °C)
• mp: 5 °C
• 전이 온도: flash point >200 °C
• density: 1.13 g/cm³ at 20 °C
• 저장 온도: 2-30°C
• SMILES string: C(CO)O
• InChI: 1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
• InChI key: LYCAIKOWRPUZTN-UHFFFAOYSA-N

설명

애플리케이션

Polyethylene glycol 400 for synthesis. CAS 25322-68-3, pH 5 - 7 (100 g/l, H₂O, 20 °C).

분석 메모

Density (d 20 °C/ 4 °C): 1.124 - 1.126
Hydroxyl value: 267 - 295
Average molecular mass: 380 - 420
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

안전성 정보

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point (°F): 281.5 °F - closed cup
• Flash Point (°C): 138.6 °C - closed cup