... diamine four ethanoic acid(EDTA ACID) WIDELY USED IN PRINTING INDUSTRY,the oil field checmial,the water treatment e The ... it is able to dissolve in 160 boiling water and sodium hydroxide such as alkazid .When it reaches 150°C,the ... industry, the papermaking industry, the pharmaceutical industry, the agriculture, the textile printing industry, the photography chemical, the oil field chemical,the water ...