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GB/T 33774-2017Gas for electronic industry—Propylene (English PDF)

电子工业用气体丙烯

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 31, 2017

Implementation date

December 1, 2017

Scope

GB/T 33774-2017 is the English-translated version of 电子工业用气体丙烯.

GB/T 33774-2017 is the specification for propylene of electronic grade, formula C3H6 and relative molecular mass 42.081. It fixes the technical requirements, the test methods and the requirements on packaging, marking, storage and safety.

Its table of indicators asks for a purity of at least 99.99 % by volume, with nitrogen limited to 5 and oxygen to 1 part per million by volume. It applies to propylene made from industrial propylene by adsorption and distillation purification for use in the electronics industry, mainly in semiconductor processing.

It cites GB 190, GB/T 3723, GB/T 5099, GB/T 5100, GB/T 5832.3, GB/T 7144, GB/T 7716, GB/T 14193, GB 15258, GB/T 16804, GB/T 26571 and GB/T 28726, was issued on 31 May 2017 and has applied since 1 December 2017.

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Document preview — GB/T 33774-2017

National Standard of the People's Republic of China

ICS: 71.100.20
Classification: G 86

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative reference documents
3 Technical requirements

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the technical requirements, test methods, packaging, marking, storage and safe contents of propylene.

This standard is suitable for the industrial propylene, raw materials, the use of adsorption, distillation purification method for the preparation of the electronics industry with propylene. It is mainly used for half Conductor technology field.

Molecular formula: C3H6.

Relative molecular mass: 42.081 (according to 2011 International relative atomic mass).

2 Normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this document. For undated references, the latest edition (including all modifications) applies to this document.

GB 190 Dangerous Goods Packaging Mark

GB/T 3723 General rules for sampling safety of industrial chemical products

GB/T 5099 steel seamless cylinders

GB/T 5100 steel welded gas cylinders

GB/T 5832.3 Determination of trace moisture in gases - Part 3: Optical cavity ring - down spectroscopy

GB/T 7144 Cylinder Color Mark

GB/T 7716 Polymer grade propylene

GB/T 14193 liquefied gas cylinder filling requirements

GB 15258 Preparation of chemical safety labels

GB/T 16804 Cylinder warning label

GB/T 26571 SPECIAL GAS STORAGE PERIOD

GB/T 28726 Gas analysis - Helium ionization - Gas chromatographic method

TSG R0006 Cylinder safety technical supervision procedures

Dangerous Chemicals Safety Regulations

Special Equipment Safety Supervision Regulations

3 Technical requirements

The technical indicators of propylene should meet the requirements of Table 1.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 5099 · GB/T 14193

Similar standards

GB/T 31058-2026|GB/T 31986-2026|GB/T 31987-2026|GB/T 32386-2026|GB/T 35995-2026|GB/T 47882-2026

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