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    Home > Chemicals Industry > Chemical Technology > Dissolving Acetylene (1)

    Dissolving Acetylene (1)

    • Last Update: 2021-11-30
    • Source: Internet
    • Author: User
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    Warning—This standard does not point out all possible safety issues.


    1 Scope

    This standard specifies the dissolved acetylene of requirements, test methods, inspection rules, marking, labeling, packaging (filling), transportation, storage, and security


    Molecular formula: C 2 H 2

    Relative molecular mass: 26.


    2 Normative references

    The clauses in the following documents become the clauses of this standard through the reference of this standard


    The expression method and judgment method of GB/T 1250 limit value

    GB/T 6682 Analytical experiment air water specifications and test methods [GB/T6682-1992, neq ISO 3696; 1987]

    GB 7144 gas cylinder color mark

    GB 11638 dissolved acetylene gas cylinder

    GB 13591-1992 Dissolved Acetylene Filling Regulations

    GB 16804 Gas Cylinder Warning Label

    Former Ministry of Labor of the People’s Republic of China Lao Gangzi (1993) No.


    3 requirements

    3.


    Table 1 Technical requirements


    4 Test method

    Unless otherwise specified, only reagents confirmed to be analytically pure and tertiary water conforming to GB/T6682 are used in the analysis


    4.


    Take a gas cylinder that has been inflated for more than 8 hours and release 5% of the mass fraction of the filled amount of acetylene gas before sampling.


     

     

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