GB - Chinese national standards

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GB/T 21769-2025 (5.10.2025)

GB/T 21769-2025 (05/10/2025)

ChemicalsIn vitro 3T3 NRU phototoxicity test method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 430.80 USD more info
GB/T 21770-2008 (12.5.2008)

GB/T 21770-2008 (12/05/2008)

Chemicals(organophosphorus substances) - Test method of delayed neurotoxicity following acute exposure

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 226.80 USD more info
GB/T 21771-2025 (5.10.2025)

GB/T 21771-2025 (05/10/2025)

Chemicals—Test method of combined repeated dose toxicity study with the reproductiondevelopmental toxicity screening

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 430.80 USD more info
GB/T 21772-2025 (5.10.2025)

GB/T 21772-2025 (05/10/2025)

Chemicals—Test method of mammalian bone marrow chromosome aberration

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 334.80 USD more info
GB/T 21773-2025 (29.8.2025)

GB/T 21773-2025 (29/08/2025)

Chemicals—Test method of in vivo mammalian erythrocyte micronucleus

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 334.80 USD more info
GB/T 21775-2008 (12.5.2008)

GB/T 21775-2008 (12/05/2008)

Determination of flash point - Closed cup equilibrium method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 280.80 USD more info
GB/T 21776-2008 (12.5.2008)

GB/T 21776-2008 (12/05/2008)

Standard guide for testing coating powders and powders coatings

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 496.80 USD more info
GB/T 21777-2008 (12.5.2008)

GB/T 21777-2008 (12/05/2008)

Binders for paints and varnishes - Chlorinated polymerization resins - General methods of test

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 160.80 USD more info
GB/T 21778-2008 (12.5.2008)

GB/T 21778-2008 (12/05/2008)

Chemicals - Test method of repeated dose 90-day oral toxicity in non-rodents

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 250.80 USD more info
GB/T 21779-2025 (29.8.2025)

GB/T 21779-2025 (29/08/2025)

Test method for particle size distribution of metal powders and related compounds by light scattering

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

from 190.80 USD more info
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