1) SO~(2-)_4/SnO_2
SO42-/SnO2
1.
Nanoparticle SO~(2-)_4/SnO_2 solid superacid was synthesized using SnCl_4·5H_2O and cetyltrimethyl ammonium bromide(CTAB)as the template,and characterized by XRD and TG-DTA.
5H2O为原料和十六烷基三甲基溴化铵为模板剂,采用模板法合成纳米SO42-/SnO2固体超强酸催化剂。
2) SO~(2-)_4/SnO_2-TiO_2
SO42-/SnO2-TiO2
1.
The synthesis of terpinyl acetate from terpineol and acetic anhydride with solid superacid SO~(2-)_4/SnO_2-TiO_2 as catalyst has been studied for the first time.
采用溶胶一凝胶法制备了新型复合固体超强酸SO42-/SnO2-TiO2,通过XRD和IR对其结构进行了表征。
3) SO_4~(2-)/SnO_2-Al_2O_3
SO42-/SnO2-Al2O3
4) solid acid SO_4~(2-)/SnO_2
固体酸SO42-/SnO2
5) Solid Superacid SO4 2-/TiO2-Al 2O 3-SnO 2
固体超强酸SO42-/TiO2-Al2O3-SnO2
6) SO2-4
SO42-
1.
The effect of SO2-4 concentrations on the performance of anaerobic granular sludge were investigated using batch experiments with the sludge obtained from an operating anaerobic baffled reactor(ABR).
m-3d-1,研究SO42-浓度对厌氧颗粒污泥活性的影响。
2.
To study on the process of removal of SO2-4 from sodium multi-component solution and add some additive to remove the SO2-4 from the solution.
研究了多组分无机盐溶液的性质,以石灰石及浓盐酸等原料反应生成的液体CaC l2作添加剂,考察和比较了液体CaC l2用量、体系反应温度、反应时间等因素对SO42-去除过程的影响。
3.
In the rapid ion-chromatographic determination of PO3-4,SO2-4 and NO-3 anions in the drink "Coca Cola",the combining use of the columns of Dionex IonPac AS14 and IonPac AG14 was substituted by the single used of the IonPac AG14A,as chromatographic column which made the 3 anions separated satisfactorily within 3 min.
在离子色谱法测定可口可乐饮料中3种阴离子(PO43-,SO42-及NO3-)时,单独用Dionex IonPac AG14A柱代替常规方法中的联合用两柱Dionex IonPac AS14及IonPac AG14作色谱柱。
补充资料：钾-42(potassium-42)
【钾-42】(potassium-42)质量数为42的钾的放射性核素。符号`^42K`。具毒性。半衰期12.36小时。发射`\beta^-`辐射（最大能量为3.519兆电子伏）和`\gamma`辐射（能量较复杂）。可从反应堆中以中子轰击`^41K`而制得。临床上用于红细胞容量的测定。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条