Suitability of dosing media
Dosing media | Spring: Pt/Ir | Spring: Ta |
Acetic acid | ||
Ammonia solution | ||
Bromine | ||
Hydrochloric acid | ||
Hydrofluoric acid* | - | |
Hydrogen peroxide | - | |
Nitric acid | ||
Perchloric acid | ||
Sodium hydroxide, 30% | - | |
Sulphuric acid | ||
Water |
suitable / - not suitable
* Note: Hydrofluoric acid reacts slightly with sapphire, therefore a minor increase of the aluminium level may occur.