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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.