Köstropur ® 050818 Micronised silica powder with a hydrophilic surface and a high pore volume, matting agent for coatings. Name Köstropur ® 050818 Appearance fine white SiO2 powder pH-value 4,0 - 7,0 Water content, loss on drying [%] max. 5 Particle Size D50 [µm] 8 - 10 spec. Surface AreaBET [m2/g] 220 - 300 Forms of delivery Article number Sample Pulver 337019-12104 Order Download File Your contact persons Worlée-Chemie GmbH ChemieHandel Phone 0049 (0)40 7 3333 2503 Fax 0049 (0)40 7 3333 2450 Grusonstrasse 26 DE 22113 Hamburg Send e-mail