... and analyzing Standard value 1 content (C2H2O4) %≥ 99.6 2 Sulfide (as SO4) %≤ 0.07 3 Combustion residue %≤ 0.01 4 heavy metal (as Pb) ...
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...glazing, making , etc., and is weakly . The main application areas of calcium and its specific applications: Ceramic indus...
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