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Birmingham Britain Europe High End Small Calcium Carbonate Chinaware Ball Mill Sell

These reactions require a carbonate that is usually made from phosgene 2.6.28 2.8 Diphenyl carbonate can be made from dimethyl carbonate by exchange with phenol 2.9.32 It can also be made directly from phenol 2.10 but the yields are not as high.33 A combination of palladium and manganese catalysts is used.

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