Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
Assay (alkalimetric): 99.0 - 102.0 %
Insoluble matter: 0.005 %
pH-value (0.1 mol/L): 3.3 - 5.3
Chloride (Cl): 0.0005 %
Oxalate (CO): passes test (Limit about 0.05 %)
Phosphate (PO): 0.0005 %
Total sulfur (as SO): 0.005 %
Heavy metals (as Pb): 0.0005 %
Fe (Iron): 0.0005 %
Residue on ignition (as sulfate): 0.01 %
Corresponds to ACS,Reag.PhEur