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Lead chrome yellow,the molecular formula is 25PbCrO4·PbO.The color range is from lemon yellow to orange yellow. It is usually classified 5 standard types as lead chrome yellow,light chrome yellow,medium chrome yellow,deep chrome yellow,chrome orange yellow.The pigments are gloss,bright color shade and excellent hiding power,mainly used for producing coating,paints,inks, plastic, rubber,cultural&educational articles etc.
 
Certificate of Analysis
  lemon chrome yellow:
lead chromate%:≥50.0
water soluble%:≤1.0
PH value:4-7
Moisture%:3.0
Hiding power(g/ cm2):95
Tinting Strength%:95
Oil absorption%:30
Residue On Sieve(325mesh)%:0.5
  light chrome yellow:
lead chromate%≥60.0
water soluble%≥1.0
PH value:5-8
Moisture%:2.0
Hiding power(g/ cm2):75
Tinting Strength%:95
Oil absorption%:30
Residue On Sieve(325mesh)%:0.5
 medium chrome yellow
lead chromate%:≥90.0
water soluble%:≤1.0
PH value:5-8
Moisture%:1.0
Hiding power(g/ cm2): 55
Tinting Strength%:95
Oil absorption%:22
Residue On Sieve(325mesh)%:0.5
 Deep Chrome Yellow
lead chromate%:≥85.0
water soluble%:≤1.0
PH value:5-8
Moisture%:1.0
Hiding power(g/ cm2):45
Tinting Strength%:95
Oil absorption%:20
Residue On Sieve(325mesh)%0.5
  Orange chrome yellow
lead chromate%:≥55.0
water soluble%:≤1.0
PH value:5-8
Moisture%:1.0
Hiding power(g/ cm2):40
Tinting Strength%:95
oil absorption%:15
Residue On Sieve(325mesh)%:0.5