全部
>98%
≥98%
≥99.99% metals basis
≥99%
0.98
100g/L, 介质: H2O
10g/L
10g/L, 介质: H2O
15g/L
20g/L
25g/L
400g/L
50g/L
97.0%(T)
98%
99.9985%
99%
99% min
anhydrous, powder, ≥99.99% trace metals basis
AR,98%
phase C18 (octadecyl), L × I.D. 15 cm × 2 mm, 5 μm particle size
无水级, PrimorTrace?, ≥99.99% metals basis
无水级, 适用于合成
药典专用