Minimal national standards caustic soda (mercury cell) industry 
by Central Pollution Control Board 
 - Delhi  Central Board for the Prevention & Central of Water Pollution  1982 
 - 19p. 
 - Comprehensive Industry Document Series: Coinds/6/1981-82 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Caustic soda industries - standards
<br/><br/><label>Dewey Class. No.: </label>O91 M664