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[GB/T 24232-2009] 锰矿石和铬矿石 校核取样和制样偏差的试验方法[现行]
发布时间：2009-07-15
实施时间：2010-04-01
本标准规定了按相关标准规定的方法进行取样时,校核天然或加工锰、铬矿石取样和制样偏差的试验方法。
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[GB/T 24233-2009] 锰矿石和铬矿石 评定品质波动和校核取样精密度的试验方法[现行]
发布时间：2009-07-15
实施时间：2010-04-01
本标准规定了评定天然或加工锰、铬矿石品质波动的试验方法,及相关标准中所使用的定量系统取样和二级取样时..
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- GB/T 8706-2017
