Assertion: cryolite | /r/HasProperty | synthesized with mixed fluoride solution
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Source sentences:
text: Heretofore, for solving the abovementioned defects, i.e. for removing the impurities which became a major cause of ignition loss, as hereinabove noted, the cryolite synthesized with the mixed fluoride solution was calcined at 350° - 700° C. after its synthesis, separation and drying.