... , EEC, ROHS approval. Description:This is filler master batch, by added to plastic products production, including blown, cast, and ... development, production and sales of plastic Moisture Absorbent masterbatches, black masterbatches, white masterbatches, CACO3 Filler masterbatches and color masterbatches. ... please feel free to contact us.Thank you! Plastic CaCO3 filler masterbatch for shopping bags