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Description

Lithopone

Item                                                   Standard  

B**1              B**1  

Ba+SO4 (as ZnS)%(m/m) ≥                          *9                *9  

Zinc (as ZnS) (m/m)%≥                              *8                *0  

Zinc Oxide %(m/m) ≤                               0.6                0.3  

**5℃ Volatile%(m/m)≤                             0.3                0.3  

Water Soluble%(m/m) ≤                             0.4               0.3  

 Screen residues (*3um mesh) %(m/m) ≤             0.1                0.1  

 Oil absorption g/**0g ≤                             *4                *0  

Color Killing (Compare with standard specimen) %  ≥   **5               **5  

45 um SieveResidue                                 0.1%Max 

Water-soluble Matter                                 0.5Max 

Chrome Oxide Green

Items                                         Specifications 

Cr 2 O 3 Content % ≥                              *8.0   

Moisture % ≤                                     0.*0   

Water soluble matter % ≤                          0.*0   

Oil absorption %                                ****0g/**0g 

Tinting strength %                                **0+/*5 

Residue on **0 mesh % ≤                         0.*0   

Color/Appearance  yellow dish Green powder