GB/T 47125-2026 Active National standards

GB/T 47125-2026 General rules for photoelectric colorimetric analysis of continuous flow analysis

Publish Date: 2026-02-27 Implement Date: 2026-06-01 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 47125-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Electrochemical, thermochemical, and optical analytical instruments

ICS Name: Analytical chemistry

Publish Date: 2026-02-27

Implement Date: 2026-06-01

Pages: 28 pages

Scope

This document stipulates the general rules for quantitative analysis using photoelectric colorimetry in continuous flow analysis.
This document is applicable to the photoelectric colorimetric quantitative analysis of solutions to be tested in a continuous flow mode, where a stable colored compound or a decolorized compound is generated through a chemical reaction without precipitation.

Development Information

Word Count: 38 Thousand words Pages: 28 pages

Referenced Standards

GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 14666-2025 Terms for analytical chemistry GB 18597 GB/T 27411-2012 Routine methods for evaluation and expression of measurement uncertainty in testing laboratory GB/T 27412-2012 Detection of laboratory bias using single test result from check standard GB/T 27417-2017 Comformity assessment—Guidance on validation and verification of chemical analytical methods GB/T 27476.5-2014 Safety in testing laboratories—Part 5:Chemical aspects GB/T 31190-2014 Technical specifications for collecting laboratory chemical waste JJF 1568-2016 Calibration Specification for Flow Analyzers with Spectrophotography

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