| ≥1 piece |
ROSMARINIC ACID
rosemary
Rosemary, Labiatae family, originated from Mediterranean, and was introduced into China in 1981 by Chinese Academy of Sciences, and it was successfully planted in Qian Nan District of Guizhou province. Europeans has long taken it as seasoning.
Rosmarinic Acid
It is extracted from rosemary stems and leaves, it does not contain any excipient or residue of solvent. It has been approved by FDA and is a publicly accepted safe food material.
Specification
Appearance: Yellow or light brown powder
Solubility: completely soluble in water, absorbs moisture when exposed to air.
Concentration: 4.5%, 10%( HPLC)￡?
Thermal Stability: effective and stable under temperature of 180 degree
Dosage
Apply directly with quantity of 0.02%~0.04%
In food and cosmetic industries: first, solve RosA in water or ethanol, then add RosA solution into material when mixing round the best result could be got when added before heating.