The inhibition of pyrocatechol on sulfite oxidation was investigated by oxygen removal and air oxidation tests.

Therefore, it is feasible to substitute conventional alkaline deinking by near-neutral sulfite deinking in plant.

因此, 近中性亚硫酸钠脱墨代替常规的碱性脱墨在纸厂是可行的.

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This paper also discusses the possible reaction mechanism by using sodium sulfite as reducing agent.

讨论了以亚硫酸氢钠为还原剂的可能的反应机理.

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First steep corn powder in dilute sulfite liquor, then produce starch syrup by routine production procedure.

先用稀亚硫酸溶液浸泡玉米粉, 再用常规操作生产淀粉糖浆工艺.

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Introduce the sodium sulfite-AQ using in AP rice straw pulp and effect to paper & pulp properties.

介绍了亚硫酸钠 - 蒽醌在烧碱法稻草浆中的应用试验情况以及对 纸浆 性能的影响.

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However, for those allergic to sulfites, their presence can cause skin irritation and headaches as well.

尽管如此, 对于亚硫酸盐过瘾者,仍会产生肌肤过敏和头痛的症状.

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Six sulfonamide pyridazinones and two pyridazinones derivatives were synthesized. Their structure and bioactivity were reported.

本文报道了磺酰胺类哒嗪酮衍生物的合成,结构分析及生物活性的研究.

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Antibiotics ( penicillin ) or sulfonamides or both are prescribed in severe infections to prevent complications.

对严重感染者用抗菌素 ( 青霉素 ) 或磺胺类药剂,或两者合用,以预防并发症.

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At last , it titrates with ferrous ammonium sulfate, using the sodium diphenylamine sulfonate as a catalyst.

以二苯胺磺酸钠为指示剂, 用硫酸亚铁铵标准溶液滴定.

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Methyl Ester Sulfonate Products W . Brad Sheats , Brian W . MacArthur ( The Chemithon Corporation , USA )

甲酯磺酸盐产品 ( 英文 )

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HPLC method for determination of sodium azulene sulfonate in Marzulene-S granules was established.

建立了反相离子对HPLC法测定 麦滋林颗粒中薁磺酸钠含量.

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The results show that lignin sulfonate coagulation time of COP rapid hardening high strength cement.

将绝热量热计与微机联用,研究了木质素磺酸盐对COP快硬早强水泥水化速率的影响.

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Overbased petroleum SUlfonate magnesium lubricating oil detergent has been prepared with petroleum ammonium sulfonate.

以石油磺酸铵为原料制备了高碱值的石油磺酸镁润滑油清净剂.

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The development, theoretical foundation and main patent technology abroad of over-based sulfonate complex grease are introduced.

简要介绍了高碱性复合磺酸钙基润滑脂的发展, 基本理论和国外主要专利技术.

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The influence of sulfonation degree and plasticizer to the ionic conduction of the systems was examined.

研究了磺化度和增塑剂对增塑体系的离子导电性的影响.

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The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin.

以麦草碱木素为原料,采用氧化磺化法,制备了磺化碱木素减水剂.

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Advances in applications and technology for sulfonation using sulfur trioxide in manufacturing dye intermediates are reviewed.

综述了三氧化硫磺化在染料中间体生产中的应用和技术进展.

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The aromaticity of solvent oil in the sulfonation reaction was investigated.

考察了溶剂油磺化过程中芳烃含量的变化.

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A novel copolymer poly ( phthalazione ether sulfone ketone ) ( PPESUK ) was successfully synthesized. From testing.

介绍新型杂萘联苯聚醚砜酮的制备、性能和应用.

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Incorporation of ether and sulfone group can increase solubility of polymers in organic solvent.

结果表明,醚基和砜基的引入提高了聚合物在有机溶剂中的溶解性.

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Objective: To improve the one stage synthetic method of geranyl sulfone catalyzed by acid.

目的: 研究酸催化一步制备香叶基砜的合成方法.

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