Division 4 REAGENTSF1
United Kingdom
All reagents shall be of recognised analytical grade. Water shall be distilled or water of at least equivalent purity, unless otherwise specified.
- 4.1Standard material: PEDP, at least 99 % pure
- 4.2Reagents for standard sample and test sample preparation
- 4.3Reagents for o-phthaldialdehyde derivatisation
- 4.4HPLC elution solvents