Industrial practice of producing tungstic acid from waste catalyst containing tungsten;
利用含钨废催化剂生产钨酸工艺实践
Improvement on Digestion Technology for Manufacturing Tungstic Acid;
生产钨酸浸取工艺的改进
Studies on synthetic conditions of cyclopentene to glutaraldehyde catalyzed by tungstic acid;
钨酸催化环戊烯氧化合成戊二醛条件的考察
Direct catalytic oxidation of cyclohexene to adipic acid by tungstenic acid/inorganic acidic ligand;
钨酸/无机酸性配体催化氧化环己烯合成己二酸
4mL, the tungstenic acid was 3.
研究了以马来酸酐为原料,以过氧化氢为氧化剂,以钨酸为催化剂合成乙醛酸的方法,讨论了影响乙醛酸产率的诸多因素。
This article studied on the different catalyst and its amount for oxidining reaction,and through study a conclution was arrived that the tungstenic acid was the best catalyst,and when the amount of the tungstenic acid was 3.
就氧化反应采用不同的催化剂及催化剂用量进行了研究,得出以钨酸为催化剂进行氧化反应效果最好,钨酸用量为3。
Catalytic Synthesis of 2,2-dimethylolbutyraldehyde with Silicotungstic Acid;
硅钨酸催化合成2,2-二羟甲基丁醛
Synthesis of ethyl cinnamate catalyzed by silicotungstic acid under microwave irradiation;
微波辐射硅钨酸催化合成肉桂酸乙酯
Study on catalytical esterification by acticarbon adsorptive silicotungstic acid;
活性炭固载硅钨酸催化酯化反应的研究
Influence of annealing in different air atmosphere on optical properties of CdWO_4;
退火对钨酸镉晶体光谱性能影响的研究
STUDIES ON WHITE POWDERY TUNGSTIC ACID (Ⅱ)--THE PREPARATION OF VARIOUS METATUNGSTATES
粉状白钨酸的研究(Ⅱ)——从粉状白钨酸制备偏钨酸盐
Methods for chemical analysis of tungsten concentrates--The ammonium tungstate igniting gravimetric method for the determination of tungsten trioxide content
GB/T6150.1-1985钨精矿化学分析方法钨酸铵灼烧法测定三氧化钨量
a mineral consisting of calcium tungstate; an ore of tungsten.
一种由钨酸钙组成的矿物，是一种钨矿石。
Research on the Preparation of Tungstate Micro-Crystallites with Scheelite Structure by Precicitation Method
白钨矿型钨酸盐微晶的沉淀法制备技术研究
Study on Synthesis of Adipic Acid from Cyclohexene with Phospho-Tungstic Acid as Catalyst
磷钨酸催化环己烯合成己二酸的研究
Study on Synthesis of n-Butylsalicylate with Phosphato Tungstic Acid or Salt as Catalyst;
磷钨酸催化合成水杨酸正丁酯的研究
Catalytic Synthesis of Benzyl Propionate with Silicon Dioxide Supported on Phosphotungstic Acid;
SiO_2负载磷钨酸催化合成丙酸苄酯
Study on Oxidation Reaction of Abietic Acid with H_2O_2 Catalyzed by Quaternary Ammonium Phosphotungstate
磷钨酸季铵盐催化H_2O_2氧化枞酸的研究
Synthesis of Sec-butyl Acetate from Mixed C4 using the catalyst of Phosphotungstic Acid
磷钨酸催化混合C4合成醋酸仲丁酯
an oxyacid of tungsten (often polymeric in nature) formed by neutralizing alkaline tungstate solutions.
钨的含氧酸（多为天然的聚合体），通过中和碱性钨酸盐溶液形成。
Studies on Powdery White Tungstic Acid(Ⅻ)--Preparation and Properties of Certain Organic Ammonium Polytungstates
粉状白钨酸的研究(Ⅻ)——某些聚钨酸有机铵盐的合成和性质
Preperation of Molybdate and Tungstate Films with Scheelite Structure by Galvanic Cell Method and Its Photoluminescence;
白钨矿结构钼酸盐、钨酸盐薄膜的原电池技术制备及性能研究
Liquid-phase Synthesis, Characterization and Properties Studies of Zinc Oxide, Zinc Tungstate and Lead Tungstate Nanomaterials
氧化锌、钨酸锌、钨酸铅纳米材料的液相合成、表征和性质研究
Tungstate/Pertungstate System Cathodic Indirect Oxidation to Synthesis Hydrophobic Monascus Yellow Colorant
钨酸盐/过钨酸盐体系阴极间接电氧化合成红曲黄色素
Mallory's phosphotungstic acidhematoxylin stain
马洛里氏磷钨酸苏木精染剂
The Growth of Sodium Bismuth Tungstate Single Crystal and Study for Scintillating Property;
钨酸铋钠晶体生长及其闪烁性能研究
calcium nicotinate [not put up as medicaments]
烟酸钨[未配制成药物]
Study on synthesis of ethyl acetate with tungstophosphoric acid as catalysts;
磷钨杂多酸催化合成乙酸乙酯的研究