GB/T 38608-2020 Translated English of Chinese Standard. (GBT 38608-2020, GB/T38608-2020, GBT38608-2020): Method for Determination of the Volatile Organic Compounds (VOCs) Content in the Ink
https://www.chinesestandard.net, 2020 M08 13 - 17 pages
This Standard specifies the determination method and test report of the volatile organic compounds (VOCs) content in ink and similar products. This Standard is applicable to various types of ink and similar products.
Appendix B normative Determination Method of VOCs Content in Ink
accordance with Formula accurate to 0.1 already-known purity Analytical balance boiling point calculated in accordance Calculation The VOCs Calibration compound calibration mixture chromatographic column chromatographic operating conditions chromatography analysis conditions column thermostat Content in Ink content mass fraction content of non-volatile content of volatile Convection Ovens Desiccator determination method dimethyl polysiloxane expected VOCs content expressed in g expressed in mass Expressed in relative gas chromatograph gas chromatography analysis ink sample internal standard substance Karl Fischer marker Mass spectrometer matters are water Method of VOCs method shall comply method specified moisture content non-volatile matters paper clip parallel determination peak area phenyl qualitative identification relative correction factor relative standard deviation ri---the relative correction sample and utensil sample bottle Sample injector specified date specified in GB/T split ratio target substance test report values whose mass VOCOL column VOCs content mass volatile organic compounds Water-based inks Weigh-take wNV the content wVOCs the content