Commonly used refrigerants naming method

( 1) Inorganic compounds

inorganic compounds shorthand notation rules for R7 ( ) 。 Parentheses represent a set of Numbers, which is the integer some inorganic molecular weight.

( 2) Halogenated hydrocarbon and alkane

the general formula of alkane compounds molecules to CmH2m + 2; The general formula of halogenated hydrocarbon molecules to CmHnFxClyBrz ( 2 m + 2 = n + x + y + z) , their sigil rules for R ( m - 1) ( n + 1) ( x) B( z) 。 Below for some refrigerants symbol, for example,

( 3) Non azeotropic mixed refrigerant

non azeotropic mixed refrigerants shorthand notation for R4 ( ) 。 Parentheses represent a set of Numbers, this group of Numbers to give a name to the refrigerant has serial number, from the beginning of 00.

( 4) Azeotropic mixture refrigerant

azeotropic mixture refrigerant shorthand notation for R5 ( ) 。 Parentheses represent a set of Numbers, this group of Numbers to give a name to the refrigerant has serial number, from the beginning of 00.

( 5) Naphthene, alkene, and their halogenated content

written symbols rule: naphthene and naphthene halogen content with letters 'RC' originally, alkene and alkene halogen content with letters 'R1' first.

( 6) Organic refrigerants are arbitrary number sequence in 600.

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