Medium Chrome Yellow Description:  
Shade (with standard sample): Approximate ~ micro; 
Lead chromate content: ≥ 90.0%; 
Water soluble content: ≤ 1.0%; 
pH value of aqueous extract: 5.0-8.0; 
Moisture content: ≤ 1.0%; 
Hiding G/M2 ≤ 55; 
Tinting strength (with standard sample): ≥ 95%; 
Oil Absorption: ≤ 22%; 
Residue on sieve (320 mesh) ≤ 0.5% 
Packing: 25kg/bag 

Properties: 
Also known as Pigment Yellow 34. The main components of lead chromate pigment, its chemical composition PbCrO4, content of about 90% ~ 94%, the appearance of reddish yellow powder, monoclinic crystal form, density of 5.1 ~ 6.0g/cm3, oil absorption of 13 ~ 27g/100g, permeability, excellent anti-color, hiding power residing in shallow and deep chrome yellow chrome yellow, between lightness and light chrome yellow equal, better than the deep chrome yellow, light chrome yellow and acid are equal, better than the deep chrome yellow, alkali-poor, dispersed. 
Uses: 
Mainly used in coatings, especially road sign paint, ink and plastics.