GB/T 44165.7-2025 Active National standards

GB/T 44165.7-2025 Determination of key chemicals in consumer products—Part 7:Polychlorinated naphthalenes

GB/T 44165.7-2025 Determination of key chemicals in consumer products—Part 7:Polychlorinated naphthalenes

Publish Date: 2025-05-30 Implement Date: 2025-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us
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Basic Information

Standard Code: GB/T 44165.7-2025
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: Standardized management and general provisions
ICS Name: Other standards related to quality
Publish Date: 2025-05-30
Implement Date: 2025-12-01
Pages: 28 pages

Scope

This document describes the method for determining polychlorinated naphthalenes (PCNs) in consumer products using high-resolution gas chromatography and high-resolution mass spectrometry with isotope dilution. This document is applicable to the determination of 25 polychlorinated naphthalene congeners in consumer products containing materials such as textiles and plastics, including CN2, CN3, CN5, CN6, CN9, CN13, CN27, CN28, CN31, CN36, CN42, CN46, CN48, CN50, CN52, CN53, CN54, CN66, CN67, CN68, CN69, CN70, CN72, CN73, and CN75. After validation, other material products in consumer products can also be measured using this method as a reference.

Development Information

Word Count: 36 Thousand words Pages: 28 pages

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