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1, 2-propanediol is a chemical reagent, miscible with water, ethanol and a variety of organic solvents, and its chemical formula is C3H8O2. Normal for colorless viscous liquid, almost tas......
The testing machine is used to determine the compressive strength of brick, stone, concrete and other building materials This machine is used for electrohydraulic loading, force measurement ......
Crystallization point is one of the important physical constants of a substance. The crystallization point of a pure substance is fixed, but the crystallization point decreases if it contains impu......
Foam extinguishing agent is an effective extinguishing agent for flammable and flammable liquids. It mainly generates condensed foam floating layer on the surface of the liquid, which plays t......
Coalitc tar (Coalitc tar) is a kind of main product obtained from coal or oil shale by low temperature dry distillation. It's a brown oily liquid with a special smell. The main component......
1. Test device Tensile testing machine (ST103 pharmacopoeia 180° electronic stripping testing machine) should make the test damage load in the full standard load between 15% ~ 85%; The......
Jet fuel is jet engine fuel, also known as aviation turbine fuel, is a kind of light petroleum product. It is produced mainly from kerosene distillates distilled from crude oil by refining, som......
antifreeze Should call the full name of antifreeze antifreeze coolant, meaning anti-freezing function of coolant, antifreeze can prevent cold season parking when coolant freezes and burst radiato......