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[GB/T 2559-1981] 褐煤蜡熔点测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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[GB/T 2560-1981] 褐煤蜡滴点测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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[GB/T 2561-1981] 褐煤蜡中溶于丙酮物质(树脂物质)测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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[GB/T 2562-1981] 褐煤蜡中苯不溶物测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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[GB/T 2563-1981] 褐煤蜡灰分测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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[GB/T 2564-1981] 褐煤蜡酸值和皂化值测定方法[已作废]
发布时间：1981-04-08
实施时间：1981-10-01
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发布时间：1980-05-01
实施时间：1980-05-01
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发布时间：1974-11-01
实施时间：1974-11-01
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发布时间：1966-01-01
实施时间：1966-01-01
|
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