Rhein is a brown needle crystal, yellow needle crystal after sublimation. Melting point: 321-322°C, solubility: insoluble in water, soluble in pyridine, sodium bicarbonate solution, slightly soluble in ethanol, benzene, ammonia chloroform, ether and petroleum ether.
1. Rhein can be used for anti-tumor activity, antibacterial, anti-inflammatory.
2. Rhiein can make urine sodium and potassium ion concentration,rhein to promote ureteral peristalsis, increased urine output.
3. Rhein also can inhibit the organism antibody production, inhibition of carbon clearance ability, to reduce the weight of immune organs, reduced white blood cell count.
Application of Rhein
1. Rhein is mainly used in pharmaceutical field;
2. Rhein is mainly used in health product industry.