GB/T 39560.9-2024
ActiveDetermination of certain substances in electrical and electronic products—Part 9: Hexabromocyclododecane in polymers by gas chromatography-mass spectrometry (GC-MS)
电子电气产品中某些物质的测定 第9部分:气相色谱-质谱法(GC-MS)测定聚合物中的六溴环十二烷
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GB/Z 30374-2013
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Guidelines for construction of local ecological civilization
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Test method development—Gudielines for substance selection