... which can be used for keep fresh of fish. 99.5% industrial CO gas and other gas ... , chemical industry, analysisPure Neon ≥99.99 CylinderMaking lamp, chemical industry, analysisPure Argon ≥99.99GB/T4842-95CylinderIndustry process, chemical, ... chemicalRare Gases Product nameTechnical index(%) StandardUnit ApplicationPure Xenon≤99.99GB/T5828-95CylinderElectronic sources industry, medical, power vacuum ...