| 21. | The red pigment vermilion is obtained by grinding natural cinnabar or synthetic mercuric sulfide.
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| 22. | Thus, it causes an excess in production of mercuric ( II ) reductase.
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| 23. | The term refers to 19th century hat makers who used pelts cured in mercuric salts.
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| 24. | In the early 1800s, milliners used the mercuric sulfide in the making of hats.
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| 25. | Magnesium was first produced by mercuric oxide.
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| 26. | Mercury batteries use a reaction between mercuric oxide and zinc electrodes in an alkaline electrolyte.
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| 27. | Cupric sulfate was not as efficient as mercuric oxide, and yielded lower protein results.
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| 28. | Mercuric chloride is used to remove dithiane groups attached to a carbonyl in an umpolung reaction.
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| 29. | Fixatives containing mercuric chloride or potassium dichromate are toxic, making disposal as hazardous waste costly.
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| 30. | In addition, it can be produced by reacting mercuric sulfate with potassium ferrocyanide in water:
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