API¢¥s Synthesis
252908
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Kovacs' Reagent for clinical diagnosis
100ml
liquid / COMPOSITION:
4-(Dimethylamino) benzaldehyde: 50 g
Hydrochloric Acid 37%: 250 ml
1-Butanol: 750 ml
Identity: passes test
Maximum limit of impurities
Microbiological suitability for detection of indole: passes test