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... used as a highly efficient fluid loss reducer, viscosifier and protective colloid for shale’s and cutting in fresh water, calcium, sodium brines and KCL mud systems. It is compatible with most of the drilli...
...high M (mannic acid) calcium alginate and carboxymethylcellulose (CMC). Silver ions release silver ions in the presence of wound fluid. When the liquid is absorbed, alginate forms a soft gel that helps ......