There is a difference in size. This product is a slightly yellow to light yellow, translucent, slightly shiny powder; odorless; it is easy to be decomposed by bacteria after absorbing moisture; it will swell and soften after long immersion in water, and its weight can increase by 5 to 10 times. .

This product dissolves in hot water, acetic acid or a hot mixture of glycerin and water, but is insoluble in ethanol, chloroform or ether.