Pure neon and high purity neon
1 Scope
This standard specifies the technical requirements, test methods, inspection rules and packaging, marking, storage and transportation as well as safety warning of pure neon and high purity neon.
This standard is applicable to pure neon and high purity neon extracted by cryogenic method, which are mainly used for neon lights and as a filling medium in electronic industry, as well as in laser technology, high-energy physics and mixture preparation.
Molecular formula: Ne.
Relative molecular mass: 20.1797 (according to 2009 international relative atomic mass).
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 190 Packing symbol of dangerous goods
GB 5099 Seamless steel gas cylinders
GB/T 5832.1 Determination of moisture in gases - Part 1: Electrolytic method
GB/T 5832.2 Determination of moisture in gases - Part 2: Dew point method
GB 7144 Coloured cylinder mark for gases
GB 14194 Rules for filling of permanent gas cylinders
GB 15258 General rules for preparation of precautionary label for chemicals
GB 16804 Precautionary labels for gas cylinders
GB/T 28124 Determination of trace hydrogen, oxygen, methane and carbon monoxide in the inert gas - Gas chromatographic method
GB/T 28726 Gas analysis - Gas chromatograph with helium ionization detector
Safety supervision regulations for gas cylinders
Regulations on the safety management of hazardous chemicals
3 Technical requirements
The technical requirements for pure neon and high purity neon shall meet those specified in Table 1.
4 Test methods
4.1 Inspection rules
Foreword i
1 Scope
2 Normative references
3 Technical requirements
4 Test methods
5 Packaging, marking, storage and transportation as well as safety warning
Annex A (Informative) Determination of helium content in carrier neon gas
Annex B (Informative) Calculation of neon volume
