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WTO notification · TBT

ChinaProposed measure, not in force yet

Polyacetals, other polyethers and epoxide resins – China

Official title

National Standard of the P.R.C, Requirement of flame resistance for spray-applied rigid foam polyurethane blended polyol and products used in building thermal insulation materials

China notified this proposed TBT measure to the WTO on 10 August 2026. The comment period closed on 9 October 2026.

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Source: WTO ePing (opens in a new tab). Summaries by Expodite, which is independent of the WTO.

Published here:

At a glance

Products

Materials for building thermal insulation, polyurethane polyether blend, sprayed rigid polyurethane foam

HS codes
  • 39 · Plastics and articles thereof
    • 390729 Polyethers, in primary forms (excl. polyacetals, bis(polyoxyethylene) methylphosphonate and goods of 3002 10)
Notifying member
China
Status
Proposed measure, not in force yet
Objectives
  • Prevention of deceptive practices and consumer protection
  • Protection of human health or safety
  • Quality requirements
Area
TBT: Technical product rulesTechnical barriers to trade
Notification type
Regular notification
Document symbol
G/TBT/N/CHN/2308

Key dates

Distributed by the WTO
Comment deadline
Closed on 9 October 2026
Proposed adoption
To be determined
Proposed entry into force
12 months after approval

How to comment

The comment period closed on 9 October 2026. You can still raise concerns about the measure with your country's WTO TBT enquiry point, quoting the document symbol G/TBT/N/CHN/2308; it can take them up with China.

Find your country's enquiry point on WTO ePing (opens in a new tab)

What the notification says

This document specifies requirements, test methods, judgment rules, accompanying documents, packaging marking, and application requirements related to the flame-retardant properties of polyol blends and their products used for sprayed rigid polyurethane foam thermal insulation in buildings. This document applies only to polyol blends and their products for sprayed rigid polyurethane foam used in wall, roof, and floor insulation for buildings (including cold storage facilities), and does not cover those used for insulation of tanks and pipelines. This document applies to quality management and control by both manufacturers and users of sprayed rigid polyurethane foam polyol blends, as well as to acceptance inspection and testing by relevant parties.

Sources

Expodite writes its summary from the official record. The notification and the documents it notifies are on the WTO's own websites.

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