丙二醇 (CAS No.57-55-6)
- 物化性质
- 无色粘稠吸湿性液体,略有甜味。相对密度1.036(25°C),熔点-59°C,沸点187.3°C,闪点99°C(闭杯)。能与水、乙醇、丙酮、氯仿混溶,溶于乙醚。
- 沸点
- 187.3°C
- 闪点
- 99°C(闭杯)
English description(英文原文,共 934 字符)
Product Name:Propylene glycol
English Name:Propylene glycol
CAS No.:57-55-6
Aliases:1,2-Propanediol, Methyl ethylene glycol, Propane-1,2-diol
Molecular Formula:C3H8O2
Physical Properties:Colorless, viscous, hygroscopic liquid with a slight sweet taste. Relative density 1.036 (25°C), melting point -59°C, boiling point 187.3°C, flash point 99°C (closed cup). Miscible with water, ethanol, acetone and chloroform; soluble in ether.
Uses:Mainly used as an organic synthesis intermediate, solvent and humectant. In the food industry, it serves as an emulsifier and moisture-retaining agent (E1520). In cosmetics and pharmaceuticals, it acts as a solvent, wetting agent and carrier. It is also used in the production of unsaturated polyester resins and antifreeze.
Technical Specifications:
Molecular weight: 76.09
Food grade, content ≥99.5%
Relative density: 1.036 (25°C)
Boiling point: 187.3°C
Flash point: 99°C (closed cup)
English Name:Propylene glycol
CAS No.:57-55-6
Aliases:1,2-Propanediol, Methyl ethylene glycol, Propane-1,2-diol
Molecular Formula:C3H8O2
Physical Properties:Colorless, viscous, hygroscopic liquid with a slight sweet taste. Relative density 1.036 (25°C), melting point -59°C, boiling point 187.3°C, flash point 99°C (closed cup). Miscible with water, ethanol, acetone and chloroform; soluble in ether.
Uses:Mainly used as an organic synthesis intermediate, solvent and humectant. In the food industry, it serves as an emulsifier and moisture-retaining agent (E1520). In cosmetics and pharmaceuticals, it acts as a solvent, wetting agent and carrier. It is also used in the production of unsaturated polyester resins and antifreeze.
Technical Specifications:
Molecular weight: 76.09
Food grade, content ≥99.5%
Relative density: 1.036 (25°C)
Boiling point: 187.3°C
Flash point: 99°C (closed cup)
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常见问题
- 丙二醇的 CAS 号是多少?
- 丙二醇的 CAS 号是 57-55-6。
- 丙二醇的分子式和分子量是什么?
- 丙二醇的分子式为 C3H8O2,分子量约 76.09 食品级,含量≥99.5%。
- 丙二醇的英文名称是什么?
- 丙二醇的英文名称为 Propylene glycol。
- 丙二醇还有哪些别名?
- 丙二醇又称 1,2-丙二醇、甲基乙二醇、丙烯甘醇。
- 丙二醇有哪些供应商和生产厂家?
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- 平台上丙二醇的供应级别包括 工业级。
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- 丙二醇的报价单位主要有 千克。
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