反应详情

HCl (70 g) and tyrosine (7 g) were dissolved in water (1 L). Caffeine (50 g), ethanol (100 ml) and menthol (20 g) were added into the mixture and the mixture was stirred for a few minutes. The mixture was filled into either spray bottles or roll-on bottles.

1. additionThe mixture was filled into either spray bottles or roll-on bottles