Tightening environmental legislation is driving the chemical industries to develop efficient solid acid catalysts to replace conventional mineral acids. Polystyrene sulphonic acid resins, as some of ...
Shibuya, I., Yagi, T., and Benson, A. A., Microalgae and Photosynthetic Bacteria, 627 (Japan Soc. Plant Physiologists, University of Tokyo Press, 1963). Martelli, H ...
Cellular plasmolysis with 1 m solutions of mannitol appeared to sever plasmodesmatal interconnections between all cells of the stems of Phaseolus vulgaris plants except the sieve element-companion ...
KARACHI: Pakistan Soap Manufacturers Association (PSMA) Chairman A. Abdullah Zaki has condemned higher valuation of sulphonic acid issued by the Director Customs Valuation on Dec 22 despite its low ...
Local producers of LABSA and SLES have capacity to meet country’s total demand, the association said ...
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