Kristallisation
| Barbital
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| Barbital 5,5-Diethylbarbitursäure, C8H12N2O3 |
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| O 20 / Pol+RI / DZ 1,0 / © H. Reichenauer |
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| Natriumbarbital
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| Natriumbarbital |
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| O 5 / Pol / DZ 1,0 / © H. Reichenauer |
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| Weinsäure |
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| Weinsäure |
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| rekristallisiert |
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| O 20 / DIC+RI / DZ 1,0 / © H. Reichenauer |
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| Weinstein |
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| Weinstein |
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| Kristalle |
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| O 20 / Pol+RI / DZ 1,0 / © H. Reichenauer |
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| Kristallisation |
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| Kristallisation |
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| O 2,5 / Pol+RI / DZ 1,0 / © H. Reichenauer |
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| Natriumbarbital |
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| Natriumbarbital |
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| O 10 / Pol / DZ 1,0 / © H. Reichenauer |
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| Mikrokristallisation |
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| Mikrokristallisation |
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| Chemikaliengemisch |
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| O 5 / Pol+RI / DZ 1,0 / © H. Reichenauer |
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| Vitamin C |
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| Vitamin C |
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| O 2,5 / Pol / DZ 1,0 / © H. Reichenauer |
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| Harnsäure |
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| Harnsäure |
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| O 5 / Pol / DZ 1,0 / © H. Reichenauer |
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| Harnsäure |
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| Harnsäure |
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| O 5 / Pol / DZ 1,0 / © H. Reichenauer |
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