The following are the specifications of our rosemary antioxidants: Rosemary extract ra-os100: deep reddish brown liquid, 100% rapid soluble in oil, carnosic acid 5% Rosemary extract lcra-os100ï¼?light brownish red to brownish red liquid, 100% rapid soluble in oil, carnosic acid 5% Rosemary extract lcra-os101: light brownish red liquid nearly without odor, 100% rapid soluble in oil, carnosic acid 5% Rosemary extract ra-ws100 ï¼?brown to deep brown liquid, rosmarinic acid 4% Rosemary p.E. (oil soluble): greenish powder, carnosic acid 10%-60% Rosemary p.E. (water soluble): light yellow to brown powder, rosemarinic acid 1%-20%