Product Description We manufacture lithopone as follow: Re: Lithopone Standard: B301 Appearance: White power Specification: Zinc(as ZnS ) (m/m): 28% min Zinc Oxide (m/m): 0.6% min Volatile matter: 0.3% max Matter soluble in water: 0.4% max Screen residues (63um mesh)(m/m): 0.1%max Oil absorption g/100g: 14 max Re: Lithopone Standard: B302 Appearance: White power Specification: Zinc(as ZnS ) (m/m): 28% min Zinc Oxide (m/m): 0.3% min Volatile matter: 0.3% max Matter soluble in water: 0.4% max Screen residues (63um mesh)(m/m): 0.1%max Oil absorption g/100g: 11 max Re: Lithopone Standard: B311 Appearance: White power Specification: Zinc(as ZnS ) (m/m): 30% min Zinc Oxide (m/m): 0.3% min Volatile matter: 0.3% max Matter soluble in water: 0.3% max Screen residues (63um mesh)(m/m): 0.1%max Oil absorption g/100g: 10 max The package and the specification we can do as your request. If possible, please send us your exact enquiry, including the quantity and the destination etc. We must give you our best price for your consideration.