This is a light green powder suitable for the whitening of polyolefin, PVC, PA, PAN etc. It is widely used for film, injection, and extrusion materials.
Optical Brightener OB-1 - 500g
This is a green powder suitable for the whitening of polyester fibre, nylon fibre etc. It is widely used for the whitening of polyesters, nylon fibre and various plastics.