The chemicals used must be very pure, at least of Pro Analysis quality.
| Chemical Required | Amount | Vaisala Part Number |
|---|---|---|
| KI | 1 kg | 12743 |
| KBr | 0.5 kg | 12744 |
| NaH2PO4·H2O | 0.5 kg | 12741 |
| Na2HPO4·12H2O (or Na2HPO4·7H2O) | 0.5 kg | 12742 |
| Methanol (CH3OH) | - | |
| Glycerol | - | |
| Acetone | - |