C caca Guest Feb 28, 2009 #1 1. Where is PTC (Phenylthiocarbamide) found? 2. Where is Sodium Benzoate found? 3. Where is Thiourea found?
1. Where is PTC (Phenylthiocarbamide) found? 2. Where is Sodium Benzoate found? 3. Where is Thiourea found?