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GB/T 2412-2008Plastics - Determination of isotactic index of polypropylene (PP) thermoplastics - Extraction method (English PDF)

塑料聚丙烯(PP)和丙烯共聚物热塑性塑料等规指数的测定

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Issued by

State Administration for Market Regulation, Standardization Administration of China

Level / Type

National · Recommended

Issue date

July 2, 2026

Implementation date

February 1, 2027

Scope

GB/T 2412-2008 is the English-translated version of 塑料聚丙烯(PP)和丙烯共聚物热塑性塑料等规指数的测定.

GB/T 2412-2008 is the Chinese standard "Plastics - Determination of isotactic index of polypropylene (PP) thermoplastics - Extraction method". It was issued by State Administration for Market Regulation, Standardization Administration of China. Issued on 2026-07-02, in force from 2027-02-01.

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Document preview — GB/T 2412-2008

National Standard of the People's Republic of China

ICS: 83.080.20
Classification: G31

Issued by: State Administration for Market Regulation, Standardization Administration of China

[Preview only]
1 Scope
2 Normative References
2.1 Terms
3 Terms and definitions
4 Principle
5 Apparatus
6 Expression of results
7 Test report
8 Procedure

1 Foreword

GB/T 2412-2008 was issued by State Administration for Market Regulation, Standardization Administration of China on 2 July 2026 and has been in force since 1 February 2027.

It replaces the earlier edition GB/T 2412-1980.

The GB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

2 Scope Preview

GB/T 2412-2008 falls under ICS 83.080.20, in the field of rubber and plastics industries.

This catalogue holds 1,917 other GB/T standards in that field.

In this catalogue, GB/T standards carry edition years from 1963 to 2026.

3 Where this standard sits

GB/T 2412-2008 is classified under ICS 83.080.20, in the field of rubber and plastics industries.

2 other standards in this catalogue cite it, among them GB/T 46831-2025, SH/T 1761.2-2019.

4 About this standard

Sector: National Standard (Recommended)

Issued by: State Administration for Market Regulation, Standardization Administration of China

English translation: about 11 pages (approximate)

Chinese original: about 16,168 characters

5 Related standards

Other editions:

GB/T 2412-2026 (later edition)

GB/T 2412-1980 (earlier edition)

Standards on related subjects:

GB/T 2408-2021 — Plastics - Determination of burning characteristics - Horizontal and vertical test

GB/T 24062-2009 — Environmental management -- Integrating environmental aspects into product design and development

GB/T 2410-2008 — Determination of the Luminous Transmittance and Haze of Transparent Plastics

GB/T 2406.4-2025 — Plastics - Determination of burning behaviour by oxygen index - Part 4: High gas velocity test

GB/T 2406.3-2022 — Plastics - Determination of burning behaviour by oxygen index - Part 3: Elevated-temperature test

6 Classification and status

International classification (ICS): 83.080.20

Chinese Standard Classification (CCS): G 31

Prefix GB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.

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