产品中心

产品名称：丙烷（R290）

分子式：CH3CH2CH3

CAS登录号：74-98-6

理 化 特 性：

外观与性状：无色气体，纯品无臭。

pH值：无资料                      

熔点（℃）：-187.6

沸点（℃）：-42.1

临界压力（MPa）：4.25              

临界温度（℃）：96.8

相对密度（水=1）:0.58（-44.5℃）   

相对蒸气密度（空气=1）：1.56       

辛醇/水分配系数：无资料

饱和蒸气压(kPa)：53.32(-55.6℃)    

燃烧热（Kj/mol）：2217.8  

闪点（℃）：-104                   

引燃温度（℃）：450

爆炸上限【%（V/V）】：9.5          

爆炸下限【%（V/V）】：2.1

溶解性：微溶于水，溶于乙醇、乙醚。

燃爆危险：易燃气体。

产品用途：

化工生产：高纯丙烷是石化工业的基础原料，可用于生产丙烯、丙酮、环氧丙烷等有机化学品，以及聚丙烯等高分子材料。 

制冷技术：作为环保制冷剂（R-290），其全球变暖潜能值（GWP）极低，广泛用于家用/商用空调、热泵热水器及小型制冷设备，替代传统氟氯化碳（如R410A、R134a）。

燃料应用：丙烷可直接作为工业燃料，如工业炉、锅炉的加热能源，其燃烧产物以二氧化碳和水为主，属于清洁能源。 

实验室分析：在气相色谱分析中，高纯丙烷常作为载气，用于分离和检测化合物；半导体生产中也被用作特殊气体原料。 

包装规格：

一次性钢瓶：5kg/瓶，9kg/瓶； 可循环使用钢瓶：118L、926L；槽车。

储存运输：

丙烷钢瓶为带压容器，储存时应远离火种、热源、避免阳光直接曝晒，通常储放于阴凉、干燥和通风的仓库内;搬运时应轻装、轻卸，防止钢瓶以及阀门等附件破损。

Product Name: Propane (R290)

Molecular Formula: CH3CH2CH3

CAS No.: 74-98-6

Physical and Chemical Properties

Appearance and odor: Colorless gas; the pure product is odorless.

pH value: No data

Melting point (℃): -187.6

Boiling point (℃): -42.1

Critical pressure (MPa): 4.25

Critical temperature (℃): 96.8

Relative density (water=1): 0.58 (-44.5℃)

Relative vapor density (air=1): 1.56

Octanol/water partition coefficient: No data

Saturated vapor pressure (kPa): 53.32 (-55.6℃)

Heat of combustion (kJ/mol): 2217.8

Flash point (℃): -104

Autoignition temperature (℃): 450

Upper explosive limit (%V/V): 9.5

Lower explosive limit (%V/V): 2.1

Solubility: Slightly soluble in water, soluble in ethanol and ether.

Fire and explosion hazard: Flammable gas.

Product Uses

Chemical Industry: High-purity propane is a basic raw material for the petrochemical industry. It is used to manufacture organic chemicals such as propylene, acetone and propylene oxide, as well as polymer materials including polypropylene.

Refrigeration Industry: As an environmentally friendly refrigerant R290 with ultra-low GWP, it is widely applied in household and commercial air conditioners, heat pump water heaters and small refrigeration equipment, replacing traditional refrigerants such as R410A and R134a.

Fuel Field: It can be used as industrial fuel for industrial furnaces and boilers. Its combustion products are mainly carbon dioxide and water, belonging to clean energy.

Laboratory and Semiconductor: High-purity propane serves as carrier gas in gas chromatographic analysis for separation and detection of compounds. It is also used as special raw material gas in semiconductor production.

Packaging Specifications 

Disposable steel cylinders: 5kg/cylinder, 9kg/cylinder;

Reusable steel cylinders: 118L, 926L; 

Tank truck.

Storage and Transportation

Propane cylinders are pressure vessels. Keep away from fire and heat sources, avoid direct sunlight, and store in a cool, dry and well-ventilated warehouse. Handle with care during loading and unloading to prevent damage to cylinders, valves and other accessories.