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汉语拼音：huán yuán jì

在氧化还原反应中失┤サ缱(化合价升高)的物质。能还原其他物质而自身被氧化。常见的有钠、锌、氢气、一氧化碳、二氧化硫等。

• A solvent was used as gold extractant and a sort of compound back extract reducer was used for reduction at one step in normal temperature.

  用某溶剂作为金萃取剂，用某复合反萃还原剂在常温条件下进行一步还原；

• The present invention provides a reducer nozzle used for denitration by an SNCR method.

  本发明提供一种用于SNCR法脱硝的还原剂喷嘴。

• Metallocenes first appeared in the early 1950s and have been used as antiknock agents, catalysts, and reducing agents.

  茂金属首次在50年代初问世，已经用于抗爆剂、催化剂和还原剂。

• The result of the novel reductive applied to the he copper anode-furnace in Jinchang Smelter is introduced.

  介绍新型还原剂在金昌冶炼厂铜阳极炉上的应用效果。

• Physical and Chemical Properties: White crystalline powder, slightly soluble in water, slightly soluble in alcohol, a strong reducing agent.

  物化性质：白色结晶粉末，微溶于水，微溶于淳，不溶于液氯，为强还原剂。

• Addition of molybdenum, sulphide and other trace elements did not promote the anaerobic phosphorus removal.

  外加钼和其它微量元素以及外加还原剂硫化物对厌氧生物除磷没有明显的剌激作用。

• This mathod is to transform mercury into mercury-hydride in a media of hydrochloric acid using potassium borohydride as a reducing agent.

  在盐酸介质中，以硼氢化钾作还原剂，将汞转化为汞化氢。

• Methanol was used as a reductant with high selectivity and atomic economy, and six silver ions can be reduced by only one methanol molecule.

  甲醇作为还原剂具有高的选择性和原子经济性，一分子甲醇可以还原六个银离子。

• Cacodylic acid, or sodium cacodylate is an arsenical compound and popular crystallization buffer and is not compatible with reducing agents.

  二甲胂和二甲胂酸钠是结晶中常使用的含砷化合物，它们不能与还原剂共同使用。