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- We make superphosphate by reacting rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- Please treat the material with sulphuric acid. 请用硫酸处理这种材料。
- Hydrolysis with sulphuric acid 硫酸水解
- We make superphosphate by react rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- Her hand came into contact with sulphuric acid and was burned. 她的手接触了硫酸，烧伤了。
- The mixture of amino acid was obtained by hydrolyzing tussah silk with sulphuric acid. 用硫氰酸锂溶液溶解柞蚕丝素纤维,制备再生柞蚕丝素膜。
- A series of proposals to formulate new policy were put forward as well as countermeasures to realize intensive baking of Moly concentrate combining with sulphuric acid production. 提出制定新政策的建议和结合硫酸生产实现钼精矿集约化焙烧等一系列对策。
- The Company in 2004, mainly produced ISF chemical process pumps, (with sulphur acid) coil heaters, chemical process with the PO, electricians table me, the conveyor belt. 本公司2004年，主要生产ISF化工流程泵，（硫磺制酸用）盘管加热器，化工流程用PO管，电工表箱，皮带输送机。
- Fluorine ammonia solution can be used to react with sulphuric acid sodium and aluminium sulfate and produce sodium fluoroaluminate,which can first class prod uct according to GB/T4291-1999. 将氟化铵溶液与硫酸钠和硫酸铝反应制得符合GB/T4291-1999一级品的氟铝酸钠.;通过正交试验;得到了两步反应的较佳反应条件;氟铝酸钠收率大于90%25;
- Abstract： The preparation of manganese carbonate from the lean pyrolusite ore, by using plant dust and leaching method with sulphuric acid, was investigated.The raw material is soft mangnetic ferrite. 摘 要： 研究了以低品位软锰矿石为原料,配入植物粉料,用硫酸直接浸出软锰矿制备软磁铁氧体用碳酸锰的新工艺方法。
- The fine flake expansive graphite applied to fireproofing coating was prepared with sulphuric acid,nitric acid and iron chloride as intercalation inserters under strong oxidization. 以硫酸、硝酸、氯化铁为浸泡剂,在强氧化剂的作用下,对防火涂料用可膨胀石墨的制备进行了研究,探讨了各种因素对石墨膨胀容积的影响。
- The samples of corn straw were hydrolysis with dilute hydrochloric acid at different temperatures. 对稀盐酸水解秸秆半纤维素生成木糖水解液过程进行动力学研究。
- The calcium reacts with sulphur in the atmosphere. 钙与硫磺在空气中会发生反应。
- We mane superphosphate by react rock phosphate with sulphuric acid 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙
- The sulphuric acid hydrolysis method was used to prepare the micronized corn starch granule at normal temperature. 利用硫酸水解的方法,在常温情况下制备微细玉米淀粉颗粒。
- It selects concentrated sulphuric acid hydrolysis, oxidation of potassium dichromate peanut shell in cellulose. 通过分析，选用浓硫酸水解，重铬酸钾氧化测定花生壳中纤维素；
- A sulphuric acid spill polluted the East River. 硫酸泄漏污染了东江。
- METHODS Sodium cantharidinate was synthesized from cantharidin by hydrolysis with sodium hydrate. 方法由斑蝥素在碱性条件下水解制得。
- We make superphosphate by reacting rock phosphate with sulphuric acid 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
