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GB/T 46018.2-2025Plastics — Technical specification for evaluation of recycled plastic products — Part 2: Polystyrene (PS) materials (English PDF)

塑料再生塑料产品评价技术规范第2部分：聚苯乙烯（PS）材料

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

August 1, 2025

Implementation date

February 1, 2026

Scope

GB/T 46018.2-2025 is the English-translated version of 塑料再生塑料产品评价技术规范第2部分：聚苯乙烯（PS）材料.

GB/T 46018.2-2025 is the Chinese standard "Plastics — Technical specification for evaluation of recycled plastic products — Part 2: Polystyrene (PS) materials".

Its scope clause reads: This document establishes the evaluation principles, contents and methods of recycled polystyrene [PS(REC)] materials, stipulates the evaluation indicators and weights, and provides The verification method, calculation of total evaluation score and evaluation organization form are proposed.

This document is applicable to waste polystyrene (PS) plastics or waste impact polystyrene (PS-I) plastics as raw materials, which are recycled by mechanical Evaluation of the collected PS(REC) particles or PS-I(REC) particles.

This document is not applicable to the evaluation of PS (REC) plastic materials derived from hazardous wastes such as medical waste, pesticide packaging, and radioactive waste.

This document is not applicable to the evaluation of PS (REC) plastic materials prepared by mixing PS plastics with other plastic materials. Its clauses include terms and definitions.

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Document preview — GB/T 46018.2-2025

National Standard of the People's Republic of China

ICS: 83.080.20
Classification: G 31

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

Foreword
Introduction
1 Scope

1 Scope

This document establishes the evaluation principles, contents and methods of recycled polystyrene [PS(REC)] materials, stipulates the evaluation indicators and weights, and provides

The verification method, calculation of total evaluation score and evaluation organization form are proposed.

This document is applicable to waste polystyrene (PS) plastics or waste impact polystyrene (PS-I) plastics as raw materials, which are recycled by mechanical

Evaluation of the collected PS(REC) particles or PS-I(REC) particles.

This document is not applicable to the evaluation of PS (REC) plastic materials derived from hazardous wastes such as medical waste, pesticide packaging, and radioactive waste.

This document is not applicable to the evaluation of PS (REC) plastic materials prepared by mixing PS plastics with other plastic materials.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to

This document.

GB/T 2035 Plastics Terminology

GB/T 19001 Quality Management System Requirements

GB/T 20861 Terminology for the recycling of waste products

GB/T 23331 Energy Management System Requirements and Usage Guide

GB/T 24001 Environmental Management System Requirements and Use Guide

GB/T 30102 Guidelines for the recycling and reuse of plastic waste

GB/T 37547 Classification and Codes of Waste Plastics

GB/T 37821 Technical Specification for Recycling of Waste Plastics

GB/T 39171 Technical Specification for Recycling of Waste Plastics

GB/T 40006 (all parts) Plastics Recycled Plastics

GB/T 40006.1-2021 Plastics Recycled Plastics Part 1.General

GB/T 40006.6-2021 Plastics Recycled Plastics Part 6.Polystyrene (PS) and High-Impact Polystyrene (PS-I) Materials

GB/T 43836 Standard for the evaluation of enterprise scientific and technological innovation system capabilities

GB/T 45001 Occupational health and safety management system requirements and use guide

GB/T 45090 Plastics - Marking and identification of recycled plastics

GB/T 45091-2024 Plastics Recycled Plastics Restricted Substance Limits

GB/T 46043-2025 Plastics Recycled Plastics Traceability and Environmental Aspects Assessment Guide

HG/T 5869-2021 Technical Specification for Green Design Product Evaluation Polystyrene Resin

SN/T 0570 Inspection procedures for radioactive contamination of imported recycled raw materials

3 Terms and Definitions

GB/T 2035, GB/T 20861, GB/T 30102, GB/T 37821 and GB/T 40006.1-2021 and the following terms

The terms and definitions apply to this document. […]

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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 40006

Editions of GB/T 46018.2

Edition	Title	Revision	Status
GB/T 46018.2-2025	Plastics - Technical specification for evaluation of recycled plastic products - Part 2: Polystyrene(PS) materials	current edition	Current

This page sells the current edition, GB/T 46018.2-2025. Earlier editions are listed for reference only.

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