Aluminum sulfate 15.8%:
Al2O3: minimum 15.8%
· Iron (Fe) content: maximum 0.50%
· Water insoluble matter: maximum 0.15%
· PH value 1% aqueous solution: minimum 3.0%
· Heavy metals as Pb: maximum 0.002%
· AS: maximum 0.0005%
· Aluminum sulfate 17%:
. Al2O3: minimum 17%
. Iron (Fe) content: maximum 0.005%
. Water insoluble matter: maximum 0.15%
. PH value 1% aqueous solution: minimum 3.0%
. Heavy metals as Pb: maximum 0.002%
. AS: maximum 0.0005%
· Granularity: 15mm