Lockhart Chemical Co.,Ltd.
Flat A2,
4/F, Kin Lee Bldg.,138-146 Jaffe Road, Wanchai, Hong Kong
Tel :
(852) 2802-8342 Fax : (852)
2802-9129 Email :
lockhart@netvigator.com
Al2O3 32.0 % Min.
Salt Basis 60-85 %
Water Insoluble 0.5 % Max.
pH value (1% solution) 3.5-5.0
SO4 9.8 % Max.
N 0.03 % Max.
As 0.0005 % Max.
Cr 0.0075 % Max.
Hg 0.00002 % Max.
Pb 0.003 % Max.
Cd 0.0006 % Max.
Al2O3 29.0 % Min.
Salt Basis 50-85 %
Water Insoluble 2 % Max.
pH value (1% solution) 3.5-4.3
SO4 9.8 % Max.
Mn 0.045 % Max.
As 0.0005 % Max.
Cr 0.0015 % Max.
Hg 0.00002 % Max.
Pb 0.003 % Max.
Cd 0.0006 % Max.