chemical substances, pollution and poisoning of man. the word "probiotic" (for life) was first introduced in when comparing the harmful effects of antibiotics with the beneficial effects of the good bacteria - probiotica. probiotics are living microorganisms and if taken alone or by food, containing...
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view gst of man-made fibres view gst of other textile materials view gst of cotton view gst pile fabrics for the manufacture of toys (read with condition no. below)[exemption duty ref by sno( ) in ntfn -customs/ dated . ] condition no. : if the importer follows the procedure set out in the customs (...
be used to convert polymers into a vast range of different products. each of the other units in the polymers section describes the manufacture, properties and uses of an individual polymer or group of polymers in more detail. polymers are large molecules, a type of macromolecule. their chemical properties...