||The warranty period is the period after manufacture in the unopened condition as shown below.
The lot number shows the alphabets, A, B, C … or O, P, Q …, the month of manufacture, 1, 2, 3, etc., and the first 2 digits of the figure show the year of manufacture (last 2 digits of the year).
|Reagents for coulometric titration method||Anolyte/catholyte/electrolyte solutions||5 years|
|Titrant for volumetric titration method||Titers of 1 mg, 3 mg, 5 mg and 10 mg||3 years|
|Dehydrating solvent for volumetric titration method||Various||5 years|
|Water standard sample||Water standard solution of 10 mg||5 years|
|Water standard solutions of 1 mg, 0.2 mg and 0.1 mg||3 years|
|Solid water standard sample||5 years|
|Related articles||Standard water-methanol||3 years|
Example) D05123 means the manufacture in April 2005.