Inquiry (采购产品): Calcium Carbonate I am Interesting Pure Calcium Carbonate 99,98 % CaCO3 # NAS - LV800. I need some technical inforamtion of the reflectance value. Can you provide any?Thanks **** Hidden Message ***** Co:Vision Architecture Email:kelly@revisionarch.com Website:www.revisionarch.com联系人：Scott Kelly国家：USA **** Hidden Message ***** kelly@revisionarch.com
