lithopone B301

Product Description

Hunan king-swallow chemical co; ltd is a domestic and super-huge lithopone manufacturer . Annual production is nearly *0, **0 tons, the company has had self-operation export and import right, the company have already through ISO***2 quality system authentication , our company participates in the formulation of the lithopone national standard, All product quality is superior than the national standard. Properties：white power Useage：industrial material for paint, printing ink, rub and piastic Packing：in polyethylene film bag with outer polypropylene woven bag Specification：*5kg or *0kg net each The standard of lithopone GB/T******5 Specifications B**1 B**2 B**1 Sum of total zinc, calculated as %min. zinc sulfide, and banium sulfate *9 *9 *9 Total zinc, calculated as zinc sulfide %min. *8 *8 *0 Zinc oxide %max. 0.6 0.3 0.3 Matter volatile at **5 %max. 0.3 0.3 0.3 Matter soluble in water %max. 0.4 0.4 0.3 Residue on sieve (*3μm) %max. 0.1 0.1 0.1 Color 　 Similar to the standard sample 　 Alkalinity of the agueous extract 　 Neutral 　 Oil absorption value g/ **0g pigment max. *4 *1 *0 Lightening power 　 Not lower than standard sample 　 Hiding power 　 Lower than the standard sample 5%max.