ITEM | Standard | ||
Al2O3 (m/m):: % / | 30.0 | 29 | 28.0 |
Water-insoluble (m/m): % ≤ | 0.3 | 0.6 | 1.0 |
Ammonium Nitrogen: % ≤ | 0.03 | 0.15 | |
As (m/m): % ≤ | 0.0006 | 0.003 | |
Pb (m/m): % ≤ | 0.003 | 0.015 | |
Cd (m/m): % ≤ | 0.0006 | 0.003 | |
Hg (m/m): % ≤ | 0.00003 | 0.0001 | |
Cr+6 (m/m): % ≤ | 0.0015 | 0.005 |