металл сабын

металл сабын

A salt of stearic, oleic, palmitic, lauric, or erucic acid with a heavy metal such as cobalt or copper; used as a drier in paints and inks, in fungicides, decolorizing varnish, and waterproofing.

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сабын

화학; 일반 화학

A salt of a fatty acid . For example, sodium stearate is a soap made by neutralizing stearic acid. Commercial soaps are mixtures of fatty acid salts.

металл

예술사; 일반 예술사

There are two families of metals: Ferrous and non ferrous. All ferrous metals contain iron. Non ferrous metals include aluminium, zinc and copper and its alloys, for example ...

металл

화학; 일반 화학

A metal is a substance that conducts heat and electricity, is shiny and reflects many colors of light, and can be hammered into sheets or drawn into wire. Metals lose electrons ...

абиетин қышқылы

화학; 유기 화학물질

C 20 H 30 O 2 A tricyclic, crystalline acid obtained from rosin; used in making esters for plasticizers.

альфин катализаторы

화학; 유기 화학물질

A catalyst derived from reaction of an alkali alcoholate with an olefin halide; used to convert olefins (for example, ethylene, propylene, or butylenes) into polyolefin polymers.

бензотиазоль

화학; 유기 화학물질

C 6 H 4 SCHN A thiazole fused to a benzene ring; can be made by ring closure from o-amino thiophenols and acid chlorides; derivatives are important industrial products.

целлюлозалық

화학; 유기 화학물질

Any of the derivatives of cellulose, such as cellulose acetate.

3,5-диаминобензоқышқыл

화학; 유기 화학물질

C 7 H 8 N 2 O 2 Monohydrate crystals with a melting point of 228_C; soluble in organic solvents such as alcohol and benzene; used in the detection and determination of nitrites.

аланил

화학; 유기 화학물질

The radical CH 3 CHNH 2 CO_; occurs in, for example, alanyl alanine, a dipeptide.

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ажырасу рәсімі

A formal ceremony to officially end a marriage by exchanging divorce vows and returning the wedding rings. As divorce becomes more common, a divorce ...