marketing manager for PPG Industries, Inc., Pittsburgh. The fluid being dosed is kept totally enclosed within the rubber hose which is then compressed by a rotating shoe, forcing the liquid inside along. Alkaline chlorination is a method commonly used in various countries. 2. Pythium dissotocum and P. Rostratum are detected in irrigation water from holding ponds. Calcium hypochlorite tablets, briquettes and granules from Accepta. bleaching removes the natural coloring pigment (lignin) from cotton and imparts whiteness to the yarn.
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