Assay (argentometric): 99.5 - 100.5 %

Assay (argentometric; calculated on dried substance): 99.0 - 100.5 %

Identity: passes test

Appearance of solution: passes test

Insoluble matter: ≤ 0.005 %

pH-value (5 %; water): 5.5 - 8.0

Acidity or alkalinity: passes test

Bromide (Br): ≤ 0.005 %

Chlorate and Nitrate (as NO₃): ≤ 0.003 %

Iodide (I):

≤ 0.002 %

: passes test

Phosphate (PO₄): ≤ 0.0005 %

Sulfate (SO₄): ≤ 0.001 %

Total nitrogen (N): ≤ 0.001 %

Heavy metals (as Pb): ≤ 0.0005 %

Ba (Barium): passes test

Ca (Calcium): ≤ 0.001 %

Fe (Iron): ≤ 0.0002 %

Mg (Magnesium): ≤ 0.0005 %

Na (Sodium): ≤ 0.005 %

Magnesium and alkaline-earth metals (as Ca): ≤ 0.02 %

Loss on Drying (105°C): ≤ 1.0 %

Corresponds to ACS,ISO,Reag. Ph Eur