[ quality standard] : Q72983621-6.02-2007
item first-slass products
( Na2CrO4" 4H2O) 99% min
Sulfate( SO4) 0.20% max
Chloride( CL-) 0.10% max
Packaging: In reinforced-type composite plastic....

[ quality standard] : Q72983621-6.01-2007
item first-slass products
K2CrO4 99.5% min
Chloride( CL-) 0.10% max
Sulfate( SO4) 0.10% max
Lead 0.001%
Packaging: In reinforced-type composite....

[ quality standard] : QB/ T2413-1998
Item standard
Cr2O3 25Â ¡ Ã € 1%
Basicity 33Â ¡ Ã € 2%
Water insoluble matter 0.5% max
PH 2.5-4.0
Cr6+ 3ppm
Packaging: In moisture-proof paper-plastic....

[ quality standard] : HG/ T172324--2005
item first-slass products
K2Cr2O7 99.7% min
Chloride( CL-) 0.05% max
Sulfate( SO4) 0.02% max
Moisture 0.03% max
Na+ 0.5% max
Packaging: In reinforced....

[ Appearance] : Amaranth flake matter
[ MF] : CrO3
[ SG] : 2.7( Crystal)
[ Usage] : Used in chrome plating, the material of chrome oxide green , the mordant in the dyeing of wool knitting, the....

[ Appearance] : Orange red aciform or small granular crystal.
[ MF] : Na2Cr2O7Ã ½ 2H2O
[ SG] : 2.52( 13)
[ Usage] : Used in the preparation of chromic anhydride, chrome oxide green and potassium....

[ MF] : Cr2O3
[ SG] : 5.21
[ Usage] : Used in the chrome smelt and chromium carbide, the dyeing agent of porcelain enamel and ceramic, leatheroid, structure material, sunlight fast coating....