T/GBC 63-2025 Active Group standards

T/GBC 63-2025 Rosin determination of metal elements— Part 3:Determination of zinc— Flame atomic absorption spectrophotometry

Publish Date: 2025-08-29 Implement Date: 2025-09-29 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: T/GBC 63-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Broadcasting and television transmission and reception equipment

ICS Name: Analysis Chemistry Comprehensive

Publish Date: 2025-08-29

Implement Date: 2025-09-29

Scope

This document specifies the principles, reagents and materials, instruments and equipment, analytical procedures, result calculation, precision, and quality assurance and quality control for the determination of zinc in rosin by flame atomic absorption spectrometry. This document is applicable to the determination of zinc in rosin. When the sample weight is 5 g and the volume of the sample solution is 50 mL, the method has a detection limit of 0.5 mg/kg and a quantification limit of 2.0 mg/kg. It specifies the principles, reagents and materials, instruments and equipment, analytical procedures, result calculation, precision, and quality assurance and quality control for the determination of zinc in rosin by flame atomic absorption spectrometry. It is applicable to the determination of zinc in rosin. When the sample weight is 5 g and the volume of the sample solution is 50 mL, the method has a detection limit of 0.5 mg/kg and a quantification limit of 2.0 mg/kg.