Product name: rheum officinale extractive
Plant origin: dried root and rhizome of Rheum palmatum L .
Effective constituent: rheum emodin
Product specification: 80%
Testing method: HPLC
Appearance: yellow powder
Function and uses: For constipation, constipation, dysentery, swollen pharynx, injuries from falls,
Solubility: nearly insoluble in water; lightly soluble in cold alcohol; easily soluble in boiling ethyl alcohol
Scope of application: health care products and medical additive