uses for the papermaking ,water purification, is used as mordant,tanning the pharmaceutical of leather,medical astringgegent,timber preservative,foam fire extinguishing agent,etc

 

1.  Aluminum Sulphate 16%&17%(ironless or iron free)

2.  Appearance:white  flakes or powder

3.  Aluminum oxide(AL2O3)%:16min or 17min

4.  iron(Fe2O3):0.005%MAX

5.  PH:3min

6.  water-insoluble matters:0.1%max

 

1.  Aluminum Sulphate 15.8%

2.  Appearance:slight greenish flakes or powder

3.   Aluminum oxide:15.8min

4.   iron(Fe2O3):0.5%MAX

5.   PH:3min

6.   water-insoluble matters:0.1%max