China Test method of polyc GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 40968-2021 Test method of polycylic aromatic hydrocarbons in musical instrument 乐器产品中多环芳烃的测试方法 - 英文版
	GB/T 24582-2009 Test method for measuring surface metal contamination of polycrystalline silicon by acid extraction-inductively coupled plasma mass spectrometry 酸浸取电感耦合等离子质谱仪测定多晶硅表面金属杂质 - 英文版
	GB/T 24579-2009 Test method for measuring surface metal contamination of polycrystalline silicon by acid extraction-atomic absorption spectroscopy 酸浸取原子吸收光谱法测定多晶硅表面金属污染物 - 英文版

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