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GB/T 31126.2-2024_Chinese: Textiles - Determination of perfluorinated and polyfluorinated compounds - Part 2: Gas chromatography-mass spectrometry method (Chinese: 纺织品 全氟及多氟化合物的测定 第2部分：气相色谱-质谱法) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 31126.2-2024
