METHODS The contents of matrii sulfas exsiccatus and alumen exsiccatum were determined by gravimetric method and EDTA complexometric titration.

方法重量法及EDTA络合滴定法粉和枯矾进行定量分析。

A detergent for cleaning iron monosulfide was formulated with surfactant, diamino-propadiene, citric and EDTA, and its cleaning mechanism was discussed.

报道了一种以表面活性剂、丙二烯二胺和柠檬酸、EDTA为主要组分的硫化亚铁清洗剂方和其在炼油装置应的情况。

Chitin and chitosan have been prepared by the methods of EDTA and HCl with the shell of shrimp and Squilla Oratoria as raw materials.

以虾壳和虾蛄壳为原料分别采EDTA法和盐酸法制备了甲壳素和壳聚糖。

A method to measure the content of nickel in the nickel iso - caprylate by complexometric titration using ethylenediamine tetraacetic acid (EDTA) was set up.

建二胺四酸(EDTA)络合滴定法测定异辛酸镍中镍含量的方法。

3, A chelating agent which forms an easily water-soluble metal chelated compound such as nitrilotriacetate (NTA) or ethylene diamine tetraacetate (EDTA) is incorporated in a detergent composition.

在洗衣粉中掺入螯合剂，例如次氮基三酸酯（NTA）或者是二胺四酸酯（EDTA），这些螯合剂易于形成水溶性的金属螯合物。

Water (Aqua), Glycerin, Propylene Glycol, Hydroxyethylcellulose, Tetrasodium EDTA, Citric Acid, Sodium Benzoate.

水（水） ，甘油，丙二醇，羟基纤维素， Tetrasodium二胺四酸，柠檬酸，苯甲酸钠。