GB - Chinese national standards

GC and GC-MS examination methods for heroin in suspected drug

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Examination methods for methamphetamine in suspected drugs

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Examination methods for ketamine in suspected drugs

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Guidelines for enterprises to develop emergency response plan for work place accidents

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Plastics - Glass fiber reinforced poly(decamethylene terephthalamide) compound

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Poly(methyl methacrylate)(PMMA) cast noise barriers

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Rubber seals - method for extraction by using water

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Sodium hydroxide for industrial use - Laboratory sample - Preparation of the main solution for carrying out certain determinations

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Rubbervulcanized - Determination the content of N-phenyl--naphthylamine - High performance liquid chromatogramic method

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Plastics - Recycled polystyrene compound

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