1. Description
Antimony  mercaptide compound heat stabilizer STH-2A is non-toxic and almost odorless. It has good compatibility with PVC resin and imparts excellent heat stability. It exhibits high initial coloration, low migration and moderate lubricating property which facilitates PVC calendering. When used in combination with organic tin, it produces good synergistic effect. It is a desirable substitution of organic tin for its low cost.

2. Specification(Q/NBON 4-2003)

3. Application
1. For PVC colored products, eg. artificial leaf or advert poster, rate of use is generally 1-1.2%.
2. PVC calendering, heat-shrinkable film.

4. Package & storage
N.W. 200Kg, plastic lined iron barrel. Keep in a dry ventilated place and avoid light. The expiration period is one year. It is not flammable and explosive. Handle and transport in accordance with general regulations.