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active ingredient; active principle; active substance; pure nutrient | |||
active | |||
pharmacologically active substance |
substancja czynna : 12 phrases in 7 subjects |
Analytical chemistry | 1 |
Chemistry | 1 |
Construction | 1 |
Environment | 1 |
General | 1 |
Medical | 3 |
Pharmacy and pharmacology | 4 |