Identification: Take a small amount of this product, add 2ml of water, add 1 drop of sodium hydroxide test solution, the solution will be orange yellow, add dilute acetic acid to make the color of the solution fade basically, and then add 1 drop of 5% zirconium oxychloride solution, the solution will be yellow, but it will not fade with dilute hydrochloric acid.
Uses can be used in medicine and cosmetics, and it is a good raw material for functional cosmetics.
Content 10%-90%
If the shelf life meets the storage requirements, the shelf life is 2 years.
Usage and dosage are the raw materials of other preparations, and the dosage is determined according to different uses.
Physical and chemical index project enterprise index Scutellaria baicalensis extract (%) 10%-90% moisture (%) ≤ 5 ash (%) ≤ 3 heavy metal project enterprise index arsenic (As)(mg/kg) ≤ 1 lead (Pb)(mg/kg) ≤ 2 mercury (mg/kg).