Sell lithopone 28%-30%

B301 lithopone
Voluntary standards: GB/T1707-1995
Characteristics: White pigment, zinc sulfate content is 28%. Hiding power is stronger than zinc oxide,lower than titanium dioxide,good heat endurance.
Range of application: Coating, paint producing, printing ink, plastic,rubber, paper making, enamel etc..
Packing: Plastic weaving bag with polyethylene liner or paper bag,50kg or 25kg per bag
Specification:
Sumtotal of zinc(base on zinc sulfate and barium sulfate (m/m):99% min
Total zinc amount(base on zinc sulfate) (m/m): 28% min
Zinc oxide(m/m) : 0.6% max
105?°C volatile(m/m): 0.3% max
After Soluble in water%(m/m): 0.4% max
Residue on sieve (63um sieve pore) (m/m): 0.1% max
Oil absorption, g/100g: 14 max
Reducing power(compare with standard sample): 105% min
2. B302 lithopone
Voluntary standards: GB/T1707-1995
Characteristics: White pigment, zinc sulfate content is 28%. Dispersancy is better than B301 after surface preparation.
Range of application: Coating, paint producing, printing ink, plastic, rubber, paper making etc
Packing: Plastic weaving bag with polyethylene liner or paper bag,50kg or 25kg per bag
Specification:
Sumtotal of zinc(base on zinc sulfate and barium sulfate (m/m):99% min
Total zinc amount(base on zinc sulfate) (m/m): 28% min
Zinc oxide(m/m) : 0.3% max
105?°C volatile(m/m): 0.3% max
After Soluble in water%(m/m): 0.4% max
Residue on sieve (63um sieve pore) (m/m): 0.1% max
Oil absorption, g/100g: 11 max
Reducing power(compare with standard sample): 105% min
B311 lithopone
Voluntary standards: GB/T1707-1995
Characteristics: White pigment,zinc sulfate content is 30%. Stronger hiding power and reducing power than B301. Better dispersancy.
Range of application: Coating, paint producing, printing ink, plastic,rubber, paper making, enamel etc..
Packing: Plastic weaving bag with polyethylene liner or paper bag,50kg or 25kg per bag
Specification:
Sumtotal of zinc(base on zinc sulfate and barium sulfate (m/m):99% min
Total zinc amount(base on zinc sulfate) (m/m): 30% min
Zinc oxide(m/m) : 0.3% max
105?°C volatile(m/m): 0.3% max
After Soluble in water%(m/m): 0.4% max
Residue on sieve (63um sieve pore) (m/m): 0.1% max
Oil absorption, g/100g: 10 max
Reducing power(compare with standard sample): 105% min

Offers list from this company:

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