This Paper studies the reaction conditions of the Barium Sulphate and EDTA in ammonia water solution and proposes to use EDTA titration to determine sulphuric acid in Trinitro-resorcinol.
本文研究了硫酸钡在氨水溶液中与EDTA的反应条件，提出用EDTA滴定法测定三硝基间苯二酚中的硫酸。
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In this paper, the synthetic technology of 2,4,6 trinitro chlorobenzene is studied. The better synthetic conditions are optimized. IR spectrum proves the structure of the product.