GB/T 21866-2025 Active National standards

GB/T 21866-2025 Test method for antiviral activity and antimicrobial of paints film

GB/T 21866-2025 Test method for antiviral activity and antimicrobial of paints film

Publish Date: 2025-08-01 Implement Date: 2026-02-01 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 21866-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Paints, pigments, and dyes

ICS Name: Paints and varnishes

Publish Date: 2025-08-01

Implement Date: 2026-02-01

Pages: 32 pages

Scope

This document describes a test method for determining the antiviral and/or antibacterial activity of coatings by comparing the number of surviving viruses and/or live bacteria in the test sample and the control sample.
This document is applicable to coatings applied to building and wooden surfaces that have antiviral and/or antibacterial functions.
The determination of the antiviral and/or antibacterial performance of coatings for other applications can also be used as a reference.

Development Information

Word Count: 44 Thousand words Pages: 32 pages

Replace the following standards

GB/T 21866-2008 Test method and effect for antibacterial capability of paints film

Referenced Standards

GB/T 1727-1992 General preparation of paint film GB/T 1727-2021 General methods for preparation of coating films 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 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB 9278-1988 Temperatures and humidities for conditioning and testing of paint specimens GB/T 9278-2008 Temperatures and humidities for conditioning and testing of paint specimens GB/T 19258.1-2022 Ultraviolet radiation sources for germicidal purpose—Part 1:Low pressure mercury vapor discharge lamp GB 19489-2004 Laboratories—General requirements for biosafety GB 19489-2008 Laboratories—General requirements for biosafety GB 41918-2022 Biological safety cabinets

Related Standards

GB 3186-1982 Replaced

GB 3186-1982 Sampling paint products

Publish Date: 1982-09-01

GB/T 4653-1984 Active

GB/T 4653-1984 The general technical specifications on infrared radiation paints

Publish Date: 1984-08-20

GB/T 5206.1-1985 Replaced

GB/T 5206.1-1985 Paints and varnishes—Vocabulary—Part 1:General terms

Publish Date: 1985-07-16

GB/T 5207-1985 Abolished

GB/T 5207-1985 Coatings—Determination of the danger classification by flash testing (rapid equilibrium method)

Publish Date: 1985-07-16

GB/T 5208-1985 Replaced

GB/T 5208-1985 Coatings—Flash point test—Rapid equilibrium method

Publish Date: 1985-07-16

GB/T 5209-1985 Active

GB/T 5209-1985 Paints and varnishes—Determination of resistance to water—Water immersion method

Publish Date: 1985-07-16