found that:

is more commonly used method of burning method, microscopic identification method and the method of capacity.

(1) sensory identification method. This method does not need to use any items or equipment, relying on their own intuitive and long experience of working, according to the fabric handle and suede to identify. The rabbit hair fiber length is generally 30-50 mm. Rabbit hair, rabbit proportion high, high-end products. Wool and acrylic sweater (commonly known as false sweater), due to the acrylic fiber has unique wool like excellent characteristics, makes it difficult to distinguish. But as long as careful observation, the difference is still there. Intuitively, wool products are soft and elastic, and are more important than material.