• 其他空气污染物氧化剂氧化物可能对心血管产生有害影响方面证据不多

    Other atmospheric pollutants such as oxidants and sulfur oxides may produce adverse cardiovascular effects, but the evidence is limited.

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  • 椭圆型喷吸收氧化剂吸收治理半导体工业废气中氮氧化物及各种酸

    A dual absorbing tower shower containing oxidant and alkaline absorbant was used for removing arsine, phosphorus, sulfur, fluorine, chlorine and oxynitrides.

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  • 研究了代二酸二月桂酯抗氧化效果、它类抗氧化剂协同性及其稳定性时间稳定性。

    The antioxidative effect, thermal stability and time stability of dilauryl thiodipropionate (DLTP) were studied. The synergistic effect of DLTP and phenolic antioxidatant was also discussed.

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  • 氧化氧化剂转化萃取溶剂氧化物氮氧化物,因此,没有废酸形成的困扰。

    Furthermore, the oxidant is converted into an extractive solvent for removing oxidized sulfur and nitrogen compounds from the oxidized petroleum oils after oxidation step.

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  • 硝酸、磷酸浸泡剂,氧化剂的作用下,膨胀石墨的制备进行了初步研究

    Study on preparation of sulphur-free expanded graphite was made using nitric acid and phosphoric acid as steep in strong oxidizing environment.

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  • 采用选择性氧化剂还原剂俄罗斯直馏柴油中的化物噻吩类化物分别进行分离和富集,得到两者的浓缩液

    Sulfur compounds in Russian atmospheric gas oil were separated into thiophene and thioether compounds by the oxidation-reduction method using selective oxidant and reducing agent.

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  • 推导氰酸盐体系热力学判据,从热力学角度分析讨论氧化剂参与下氰酸盐浸金的反应过程,比较氰酸盐、酸盐、脲和氰化物浸金的热力学判据和相关参数。

    The thermodynamic criterion of the gold leaching with thiocyanate is deduced, the gold leaching reaction with thiocyanate in the presence of oxidant is thermodynamically analyzed and discussed.

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  • 丙酮为溶剂,30%H2O2氧化剂种体系催化氧化反应分别可以循环使用,但产物亚砜选择性

    The two catalytic systems can be recycled twice and three times, respectively, with very low enantioselectivities for the oxidation of phenyl methyl sulfide with 30% H2O2 as oxidant in acetone.

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  • 结论地尔良好的氧化剂

    CONCLUSIONS: Diltiazem is a strong antioxidant.

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  • 讨论了利用酸盐做氧化剂,在酸性条件下氧化处理制药厂高浓度废水

    The sulfite oxidation process under acid condition to treat concentrated H 2SO 4 bearing wastewater from pharmaceutical production is described.

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  • 二苯醚为主要原料,以过氧化氢为氧化剂室温条件下氧化得到了二苯亚

    Biphenyl sulfoxide was prepared by the oxidation of biphenyl sulfide with hydrogen peroxide at room temperament in yield 98.7%.

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  • 二苯醚为主要原料,以过氧化氢为氧化剂室温条件下氧化得到了二苯亚

    Biphenyl sulfoxide was prepared by the oxidation of biphenyl sulfide with hydrogen peroxide at room temperament in yield 98.7%.

    youdao

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