29(4) |
L1 |
AQUA C18 |
Content of . . . . . . . . |
Content of acetyl and succinoyl groups. 4.6 mm x 15 cm, 5 µm, manufacturer Phenomenex. |
29(4) |
L1 |
AQUASIL C18 |
Content of . . . . . . . . |
Content of methoxy and hydroxypropoxy groups. 4.6 mm x 15 cm, 5 µm, manufacturer Thermo-Hypersil Keystone. |
29(4) |
L1 |
AQUA C18 |
Limit of . . . . . . . . . |
Limit of free acetic and succinic acids. 4.6 mm x 15 cm, 5 µm, manufacturer Phenomenex. |