Pure beeswax is white. Generally, beeswax is usually pale yellow, medium yellow or dark brown. This is due to the presence of fat-soluble carotenoids or other pigments in pollen and propolis. At room temperature, the beeswax is solid and has a beeswax scent similar to honey and bee pollen. The specific gravity at 20 ° C is 0.954 ~ 0.964. The melting point varies from 62 to 67 ° C depending on the source and processing method. At 300 ° C, the beeswax becomes smoke and decomposes into volatile substances such as carbon dioxide and acetic acid.
The outside temperature is low, and the original wax contains many impurities, showing a special smell. The raw wax is decontaminated, decolored, deodorized, etc. by a special process, and a high quality refined beeswax is obtained.
Medicinal yellow waxes, mostly irregular blocks, vary in size, all yellow or yellowish brown, opaque or slightly transparent. The surface is smooth and has a greasy feel. It is light in weight and can float on the surface of the water. It is soft and brittle when it is cold. It has a grainy cross section and can be softened by hand kneading. It has a honey-like aroma, a sweet taste, and a delicate and sticky chew. Insoluble in water, soluble in ether and chloroform. It is better to be yellow, pure, soft and greasy, and honey-like aroma. Bee white wax, in the form of white blocks. The quality is relatively pure. The smell is weak, and the others are the same as yellow wax.