prov:value
| - rk, a flower, a fruit, a sprout, a seed and a leaf, preferably between 1% and 10% (w/w) in a solvent or a mixture of solvents, preferably a polar protic solvent, and advantageously in water, an alcohol, a glycol, a polyol, a water/alcohol, water/glycol or water/polyol mixture (such as water mixed with ethanol, glycerol, butylene glycol or other glycols, such as xylitol, etc.) of from 100/0 to 0/10
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