GB/T 19466.3-2025: Plastics - Differential scanning calorimetry(DSC) method - Part 3: Determination of temperature and enthalpy of melting and crystallization

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Scope

This document describes a test method for determining the temperature and enthalpy of
melting and crystallization of crystalline and semi-crystalline polymers using
differential scanning calorimetry (DSC) method.
This document applies to the determination of temperature and enthalpy of melting and
crystallization of crystalline and semi-crystalline polymers.

Basic Data

Standard ID	GB/T 19466.3-2025 (GB/T19466.3-2025)
Description (Translated English)	Plastics - Differential scanning calorimetry(DSC) method - Part 3: Determination of temperature and enthalpy of melting and crystallization
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	G31
Classification of International Standard	83.080.01
Word Count Estimation	12,136
Date of Issue	2025-12-02
Date of Implementation	2026-07-01
Older Standard (superseded by this standard)	GB/T 19466.3-2004
Issuing agency(ies)	State Administration for Market Regulation, Standardization Administration of China