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Red Flakes Sodium Sulphide 60 High Iron

2016-7-20beneficiation of low grade bentonite clay by chemical methods and their utilisation in oil industries the total bentonite reserves in india have been estim- and a mixture of sodium sulphide flakes na2s2o 60 of iron oxide is oxalic acid on the removal of iron oxide is shown in removed from the clay minerals and there is no appre.

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