... -105Standard GB 9687-1988 QB 1648-92It is a transparent filler masterbatch,which our company specially developed for high quality film ... products.It is advantage of this product that any other filler masterbatches can not provide.High dispersibility.It has excellent dispersibility ... , ventilative, lucifugal .Recommended storage life: 2 years . C700 great performance filler masterbatch