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出口散装锌精矿取制样方法
Methods for sampling and sample preparation of zinc concentrates in bulk for export
价格：￥0.00
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铝土矿石化学分析方法 重量法测定分析样品中的湿存水量
Methods for chemical analysis of bauxite -- Determination of hydroscopic moisture in analytical samples -- Gravimetric method
价格：￥0.00
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铝土矿石化学分析方法 滴定法测定有机碳量
Methods for chemical analysis of bauxite -- Determination of organic carbon content -- Titrimetric method
价格：￥0.00
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铝土矿石化学分析方法 预先干燥试样的制备
Methods for chemical analysis of bauxite -- Preparation of pre-dried test samples
价格：￥0.00
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铝土矿石化学分析方法 燃烧-非水滴定法测定总碳量
Methods for chemical analysis of bauxite -- Determination of total carbon content -- Non-aqueous titrimetric method after combustion
价格：￥0.00
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铝土矿石化学分析方法 燃烧-碘量法测定硫量
Methods for chemical analysis of bauxite -- Determination of sulfur content -- Direct combustion-iodometric method
价格：￥0.00
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铝土矿石化学分析方法 罗丹明B萃取光度法测定三氧化二镓量
Methods for chemical analysis of bauxite -- Determination of gallium oxide content -- Rhodamine B-extraction photometric method
价格：￥0.00
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铝土矿石化学分析方法 三溴偶氮胂光度法测定稀土氧化物总量
Methods for chemical analysis of bauxite -- Determination the total content of rare earth oxide -- Tribromo-arsenazo photometric method
价格：￥0.00
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铝土矿石化学分析方法 苯甲酰苯胲光度法测定五氧化二钒量
Methods for chemical analysis of bauxite -- Determination of vanadium pentoxide content -- N-benzoyl-N-phenythyroxylamine photometric method
价格：￥0.00
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铝土矿石化学分析方法 火焰原子吸收光谱法测定三氧化二铬量
Methods for chemical analysis of bauxite -- Determination of chromium oxide content -- Flame atomic absorption spectrophotometric method
价格：￥0.00
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