This standard specifies the requirements, sampling, test methods, inspection rules, as well as marking, labeling, packaging, transportation and storage of infrared-absorbing cyanine dyes for 830 nm thermal CTP plates. This standard applies to infrared absorbing cyanine dyes for 830 nm heat-sensitive CTP plates. As a photothermal conversion material, it is mainly suitable for digital platemaking heat-sensitive CTP (Computer To Plate) plates.