GB/T 44009-2024 "Green Product Assessment - Dyes" specifies the assessment requirements, product classification, and assessment methods for green dye products, applicable to the green product assessment of various types of dyes. The assessment indicator system includes four primary indicators: resources, energy, environment, and quality, covering secondary indicators such as fresh water consumption, comprehensive energy consumption of products, wastewater generation, and color fastness. It clarifies the control requirements for hazardous substance content, lists prohibited substances, sets limits for polycyclic aromatic hydrocarbons, organotin compounds, and others, while standardizing relevant testing methods and baseline values for indicators.