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- acid potassium sulfate 硫酸氢钾
- Aluminium borate melting block was prepared by the combination of boric acid,anhydrous alum and potassium sulfate. 采用硼酸和无水明矾及硫酸钾压块、焙烧、制备硼酸铝熔块。
- The experiment was carried out by foliar spray of amino acid, humic acid and potassium sulfate in order to research the effect of nutrition on pineapple aroma. 摘要通过田间叶面喷施氨基酸钙、腐植酸钙和硫酸钾肥料，研究其对菠萝成熟时香气的影响。
- DISCUSSION OF KEY TECHNIQUE PROBLEMS IN THE PRODUCTION OF POTASSIUM SULFATE. 饲料级磷酸氢钙标准的修订简介。
- TWO STEPS METHOD FOR THE PREPARATION OF POTASSIUM SULFATE BY AMMONIUM SULFATE AND POTASSIUM CHLORIDE. 硫酸铵氯化钾两次反应法生产硫酸钾。
- During preparing potassium sulfate or langbeinite,schoenite is the important middle resourses. 在硫酸钾或钾镁肥生产过程中,软钾镁矾是其中很关键的中间原料。
- Potassium sulfate was prepared from potassium chloride and ammonium sulfate by addition of methanol. 以氯化钾和硫酸铵为原料,以甲醇为添加溶剂制备硫酸钾。
- The reaction principal, reaction procedure and flowsheeting in the potassium sulfate method are included. 给出了甲酸钠法的反应原理、反应过程以及工艺流程。对原料消耗、产品规格及质量测定作了简单介绍。
- The samples with different grades were digested in hydrochloric acid tartraic acid potassium chloride using microwave process system. 利用微波炉消解系统，在盐酸-酒石酸-氯化钾中对不同等级的粗氧锑进行消解。
- Ammonium sulfate and potassium sulfate were used as sources of N and K because these sources are more efficient in these soil conditions. 用硫酸铵和硫酸钾作氮和钾肥源因其对该土壤条件更有效。
- The process and equipment of potassium sulfate based on Mannheim process are introduced; its advantage and shortcoming is analyzed. 简要介绍了曼海姆法硫酸钾生产工艺设备情况,及优缺点。
- The emphases put on the application and achievement of the purification technique of potassium sulfate salt in its industrialization. 重点评述了硫酸钾盐的提纯新技术在工业生产装置上的应用及所取得的成效；
- The technological condition of Potassium Sulfate production from impure glaserite and impure Potassium chloride, is discussed in the paper,It is proved by experiment. 文章介绍了利用电解质溶液理论计算不纯净钾芒硝与不纯净氯化钾转化制取硫酸钾的工艺条件，并通过试验加以验证。
- The change law of NH + 4 influence in the first and second stage reaction process of potassium sulfate production by conversion method is studied in this paper. 文章中采用正交实验设计的方法，研究了在磷石膏转化法制硫酸钾第一、二阶段反应过程中的NH+4影响变化规律。
- METHOD Ethyl esters of EPA and DHA could form a homogeneous solution with glycerol by a certain of homogeneous agent such as oleic acid potassium salt,and changed into glycerides of EPA and DHA by transesterification at reaction temperature. 方法：用一定量的均相化试剂如油酸钾能使互不相溶的甘油和EPA乙酯、DHA乙酯形成均相反应溶液，并在120℃就开始发生酯交换反应。
- The process conditions,such as temperature,pressure and the amount of active agent added for the production of granular potassium sulfate based on Mannheim method are given. 给出了在曼海姆工艺基础上生产颗粒硫酸钾的温度、压力、活性物质添加量等条件。
- From the yield, supreme yield was the treatment under nitrogenous acid phosphorus acid potassium fertilizer, second were phosphorus and phosphorus acid potassium fertilizer, potassium fertilizer have little production. 从经济产量结果看，氮磷钾肥配施的产量最高，其次为单施磷肥和磷钾肥配施，单施钾肥增产效应不大。
- Potassium sulfate,Zinc sulfate,Manganese sulfate,Copper sulfate,Ferrocyanide sulfate and surface active agent were compounded to obtion effective spraying fertilizer. 并将硫酸钾与锌、锰、铜、铁等微肥与表面活性剂复配，制得高效的叶面肥。
- By choosing the technical routes of potassium sulfate process and integrated process of soda ash production,the better economical benefits can be expected. 通过对钾芒硝法工艺及联碱工艺技术路线的选择,技术经济分析,以期提高化肥厂的经济效益。
- The formulation of the potassium sulfate drilling fluid is determined to fit for Putaohua and Fuyang production zone in Zhou 13 Block,Daqing Oilfield,and its property is also evaluated. 研究确立了一种适合于大庆油田州13区块葡萄花油层和扶杨油层钻井的硫酸钾钻井液的配方，并对其性能进行了评价。
