Industrial recovery of methyl chloride (1)

1 Scope

This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage and safety of industrial use of recycled monochloromethane

This standard applies to industrial monochloromethane produced by by-product recovery

Molecular formula: CH ₃ CI

Relative molecular mass: 50.

2 Normative references

The following documents are indispensable for the application of this document

GB190 dangerous goods packaging mark

GB/T191 Packaging, Storage and Transportation Pictorial Sign

GB/T601 Preparation of standard solution for chemical reagent titration analysis (volume analysis)

Preparation of preparations and products used in GB/T603 chemical reagent test method

GB 5100 Steel Welded Gas Cylinder

GB/T6678 General Rules for Sampling of Chemical Products

GB/T6680 General Rules for Sampling of Liquid Chemical Products

GB/T6682 Analytical laboratory water specifications and test methods

GB / T7373-2006 industrial two chlorodifluoromethane (HCFC-22)

GB/T7376-2008 Determination of trace moisture in industrial fluoromethane

GB/T8170 Numerical rounding rules and the expression and judgment of limit values

GB/T 9722 General Rules of Gas Chromatography for Chemical Reagents

GB11193 Liquefied Gas Cylinder Filling Regulations

3 requirements

3.

Colorless, transparent, no suspended matter, volatile gas or compressed liquid with subsequent odor

3.

The indicators of industrial recovered monochloromethane should meet the requirements of Table 1

Table 1 Technical indicators

Related link: o-phenylphenol for industrial use (Appendix A)