Propolis

Product Description

Propolis is a bee used to maintain the health of the entire group substances, a 5 to *0 **0 bees a year production of propolis ******0 grams, known as "purple gold". Propolis production period for the summer, fall, China's rubber source plants generally Betulaceae, Salicaceae, the majority of species in the Pinaceae, Cupressaceae and Anacardiaceae, as well as peach, plum, apricot, chestnut, rubber, eucalyptus, and sunflower, etc. . Propolis as an opaque solid, smooth or rough surface, broken appear before the sand-like section with marble shape. Was brown, tan, taupe, gray-green, dark green, very few like the deep black. With special delightful aromatic scent. Taste, slightly bitter, slightly spicy taste, chewing teeth of the stick, hand Cuonie to soften. Harden when the temperature is below *5 ° C, brittle and easy to crush; soft *6 ° C, viscosity and plasticity; temperature of *0 ~ *0 ℃, melting to a viscous fluid, and isolated from beeswax. The proportion varies with the different plant species, generally in the range of 1.**2 ~ 1.**6. Insoluble in water, slightly soluble in turpentine, partially soluble in alcohol, easily soluble in ether and chloroform. Dissolved in *5% ethanol was transparent maroon, and a granular precipitate. Pure propolis should not have other impurities.