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Alkaloids are extracted by dissolving the plant in dilute acid .

在稀释的酸液中溶解植物可萃取生物碱。

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Rubber compounding ingredients; carbon black; determination of solvent extractable material

橡胶配方配合剂 .炭黑 .可萃取物溶剂的测定

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Plastics - Determination of matter extractable by organic solvents (conventional methods )

塑料 .有机溶剂可萃取物的测定（常规法）

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Optics and optical instruments - Contact lenses - Method for determining the extractable substances

光学和光学仪器 .接触镜片可萃取材料的测定方法

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Organic carbon and extractable organohalogens in Beijing atmospheric aerosol

北京大气气溶胶中有机碳及可萃取有机卤素污染物

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Determining extractable formaldehyde content of melamine molding ware

蜜胺塑料制品可萃取甲醛的测定方法及应用

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Soil quality - Derivation of element concentrations in soil water from ammoniumnitrate extractable contents or eluate contents

土质 .盐水中从硝酸铵可萃取物或提取物中析出的素浓度

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Extractability and Bioavailability of Heavy Metals in Surface Soil Derived from Smelting Zinc

污染土壤中重金属的可萃取性与生物可利用性

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Standard Test Method for Water Extractable Residue from Particulate Ion-Exchange Resins

颗粒状离子交换树脂的水可萃取残留物的标准试验方法

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Membrane filter elements - Part 11: Determination of non volatile extractable components by soaking procedure

膜式过滤器件 .第11 部分：用浸渍法测定非挥发性可萃取的成份

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Standard Test Method for Determination of Nitrogen , Water extractable in Leather

皮革中可萃取的水，氮测定的标准方法

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Chemical tests for raw and vulcanized rubber - Determination of free sulfur

生橡胶和硫化橡胶的化学试验 .可萃取硫的测定

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