1.
Preparation of Polysilicic Acid-Polyferric Chloride Sulphate Flocculence
聚硅酸聚合硫酸氯化铁复合型絮凝剂的制备研究
2.
Preparation of Poly-silicate Aluminum Ferric Chloride Sulfate Flocculant and Its Performance
聚硅酸硫酸氯化铝铁絮凝剂的制备及絮凝性能
3.
Preparation of the new type of flocculant:poly-silicate aluminum ferric chloride sulfate
新型复合聚硅酸硫氯化铝铁絮凝剂的制备
4.
High concentration cyanide-containing wastewater treatment by ferrous sulfate and chlorine dioxide
硫酸亚铁-二氧化氯法处理高质量浓度含氰废水
5.
PROPERTIES OF POLY-SILICATE ALUMINUM FERRIC CHLORIDE SULFATE
新型聚硅酸硫氯化铝铁絮凝剂的制备及应用
6.
The Study of the Conversion between Potassium Sulfate and Sulfuric Acid to Prepare Potassium Sulfate;
氯化钾与硫酸转化制取硫酸钾的研究
7.
"Hard water: Water that contains mineral salts of calcium and magnesium, principally as Bicarbonates, chlorides, and sulfates, and sometimes iron."
硬水:含有钙和镁的碳酸氢盐、氯化物和硫酸盐的水,有时也可能含铁。
8.
Chlorination is carried out with Nhaloamines and sulfuric acid.
氯化是用N-卤胺和硫酸。
9.
Methods for chemical analysis of aluminium oxide--The ferric thiocyanate photometric method for the determination of chlorine content
GB/T6609.15-1986氧化铝化学分析方法硫氰酸铁光度法测定氯量
10.
Determination of chloride in wet precipitation-Ferrithiocyanate spectrophotometry
GB/T13580.9-1992大气降水中氯化物的测定硫氰酸汞高铁光度法
11.
Rapid Determination of Total Iron Content in Pyrite Concentrate and Slag by Titanium Tri-chloride-Potassium Dichromate Capacity Method
三氯化钛-重铬酸钾容量法快速测定硫精矿及炉渣中的全铁量
12.
Evaluation of the Uncertainty of Determination of Total Iron Content in Pyrites and Concentrate by Titanium Trichloride Potassium Dichromate Volumetric Method
三氯化钛—重铬酸钾容量法测定硫铁矿和硫精矿中全铁含量的测量不确定度评定
13.
Study on Chloride Leaching New Technology for PbS Concentrate
硫化铅精矿三氯化铁浸出新工艺研究
14.
general methods of test for pigments:determination of water-soluble sulphates, chlorides and nitrates
水溶性硫酸盐、氯化物、硝酸盐测定
15.
The preparation of polyaluminium ferric chloride from the reaction of sulphur-ferric ore dregs and hydrochloric acid is introduced. The production technology and production conditions are also presented.
利用硫铁矿渣和盐酸反应制备水处理剂聚合氯化铁铝。本文提供了合理的生产工艺和生产条件。
16.
A mixture of sulphuric acid-thiourea-thioglycollic acid is used as selective solvent for free silver sulphide and sulphuric acid-thiourea-ferric sulphate for free native silver.
用硫酸-硫脲-硫代乙醇酸溶液选择溶解硫化银;用硫酸-硫脲-硫酸高铁铵溶液选择溶解自然银。
17.
Study on the technology of preparing polymeric ferric sulphate with Thiobacillus ferrooxidans
氧化亚铁硫杆菌制备聚合硫酸铁的工艺研究
18.
Coagulation aid effect of PDM in treatment of winter yangtze river water combined with PFS
聚二甲基二烯丙基氯化铵对聚合硫酸铁处理冬季长江水的助凝效果