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coatings testing
coatings testing

summary of the new standard

in march 2020, the national standardization administration announced the approval and release of the "limit of harmful substances of woodenware coating" and other volatile organic compounds (voc) and other harmful substances limit requirements, as follows:

standard name

standard number

products range

alternative standard

implement date

limit of harmful substances of woodenware coating

gb 18581-2020

solvent-based coating (including putty), water-based coating (including putty), radiation curing coating (including putty), power coating.

gb 18581-2009 ”indoor decorating and refurbishing materials-limit of harmful substances of solvent based coating for woodenware” and gb 24410-2009 ”indoor decorating and refurbishing materials-limit of harmful substances of water based coating for woodenware”

2020-12-1

limit of harmful substances of architectural wall coating

gb 18582-2020

water-based wall coating, decorative board coating.

gb 18582-2008 “indoor decorating and refurbishing materials-limit of harmful substances of interior architectural coating ” and gb 24408-2009 “limit of harmful substances of exterior wall coating ”

2020-12-1

indoor decorating and refurbishing materials-limit of harmful substances of polyvinyl chloride floor coverings

gb18586-2001

pvc coiled floor, pvc composite kang leather, pvc car floor

 

limit of harmful substances of industrial protective coating

gb 30981—2020

water-based coating, solvent-based coating, solvent-free coating, radiation curing coating, power coating.

gb 30981-2014 “limit of harmful substances of anticorrosion coating for construction steel structure”

2020-12-1

limit of harmful substances of  vehicle coating

gb 24409-2020

water-based coating, solvent-based coating,  radiation curing coating, power coating.

gb 24409-2009 “limit of harmful substances of    automobile coating”

2020-12-1

limit of volatile organic compounds content in adhesive

gb 33372-2020

solvent-based, water-based, bulk adhesive.

gb 33372-2016 “limit of volatile organic compounds content in adhesive”

2020-12-1

limit of volatile organic compounds content (vocs) in printing ink

gb 38507-2020

solvent-based ink, water-based ink, offset printing ink, energy curing ink and engraving gravure ink

2021-4-1

limit of volatile organic compounds content in cleaning agents

gb 38508 - 2020

water-based, semi-water-based, organic solvent cleaning agent

2020-12-1

relevant enterprises should ensure that products meet the relevant national standards after the implementation time. at present, local or regional laws, regulations and rules have been issued in accordance with the "air pollution prevention and control law" and "winning the battle against air pollution". traditional high-risk and high-polluting products must be upgraded and modified to meet the requirements of green production.

cirs service content

cirs c&k testing can perform professional voc and other harmful substances limit testing according to the requirements of gb 18581-2020, gb 18582-2020, gb 30981-2020, gb 24409-2020, gb 33372-2020, gb 38507-2020, gb 38508-2020 and other standards, and help manufacturers adjust formulas in real time, and import/use/operate companies to ensure that relevant products meet national requirements.

service items

related standards

testing items

limit of harmful substances of woodenware coating (gb 18581-2020)

voc content

formaldehyde content

total lead (pb) content

soluble heavy metal content: cadmium (cd), chromium (cr), mercury (hg)

the sum of content of glycol ether and ether ester

benzene series content (benzene, toluene, ethylbenzene, xylene)

the sum of content of polycyclic aromatic hydrocarbons (naphthalene, anthracene)

the sum of content of free diisocyanate (tdi hdi)

methanol content

the sum of content of halogenated hydrocarbon

the sum of content of phthalates (dbpbbpdehpdnopdidpdinp)

the sum of content of alkylphenol polyoxyethylene ether (opeo npeo)

limit of harmful substances of architectural wall coating (gb 18582-2020)

voc content

formaldehyde content

benzene series content (benzene, toluene, ethylbenzene, xylene)

total lead (pb) content

soluble heavy metal content: cadmium (cd), chromium (cr), mercury (hg)

the sum of content of alkylphenol polyoxyethylene ether (opeo npeo)

the sum of content of glycol ether and ether ester

the sum of content of halogenated hydrocarbon

limit of harmful substances of industrial protective coating (gb 30981—2020)

voc content

benzene series content (benzene, toluene, ethylbenzene, xylene)

the sum of content of halogenated hydrocarbon

the total content of polycyclic aromatic hydrocarbons (naphthalene, anthracene)

methanol content

the sum of content of glycol ether and ether ester

heavy metal content: lead (pb), cadmium (cd), hexavalent chromium (cr6 ), mercury (hg)

limit of harmful substances of  vehicle coating (gb 24409-2020)

voc content

benzene series content (benzene, toluene, ethylbenzene, xylene)

the sum of content of halogenated hydrocarbon

the sum of content of glycol ether and ether ester

heavy metal content: lead (pb), cadmium (cd), hexavalent chromium (cr6 ), mercury (hg)

limit of volatile organic compounds content in adhesive (gb 33372-2020)

voc content

limit of volatile organic compounds content (vocs) in printing ink (gb 38507-2020)

voc content

limit of volatile organic compounds content in cleaning agents (gb 38508 - 2020)

voc content

the sum of content of methylene chloride, trichloromethane, trichloroethylene, and tetrachloroethylene

formaldehyde content

benzene series content (benzene, toluene, ethylbenzene, xylene)

limit of harmful substances of interior floor coating (gb 38468-2019)

voc content

benzene series content (benzene, toluene, ethylbenzene, xylene)

the sum of content of glycol ether and ether ester

formaldehyde content

the sum of content of free diisocyanate (tdi hdi)

the sum of content of phthalates (dbpbbpdehpdnopdidpdinp)

soluble heavy metal content: lead (pb), cadmium (cd), chromium (cr), mercury (hg)

 

limit of harmful substances of  marine coating (gb 38469-2019)

voc content

benzene, toluene content

methanol content

the sum of content of halogenated hydrocarbon

the sum of content of glycol ether and ether ester

heavy metal content: lead (pb), cadmium (cd), hexavalent chromium (cr6 ), mercury (hg)

organotin content

dichlorodiphenyltrichloroethane (ddt) content

asbestos content

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