Колонки ВЭЖХ Sunfire
SunFire Columns set the standard for state-of-the-art bonded C18 and C8 silica HPLC columns. SunFire Columns offer: |
Характеристики сорбентов
C18, 100 Å | C8, 100 Å | Silica, 100 Å | |
HPLC: 2.5, 3.5, 5, 10 µm | HPLC: 2.5, 3.5, 5, 10 µm | HPLC: 5, 10 µm | |
Particle/Ligand | |||
Ligand Density | 3,5μmol/m2 | 3,5μmol/m2 | N/A |
Carbon Load* | 16% | 12% | N/A |
Endcapped | Yes | Yes | No |
USP Class No | L1 | L7 | L3 |
pH Range | 2-8 | 2-8 | 2-8 |
Temperature Limits | Low pH = 50 ˚C, High pH = 40 ˚C |
Low pH = 40 ˚C, High pH = 40 ˚C |
Low pH =55 ˚C, High pH = 45 ˚C |
Surface Area* | 340 m2/g | 340 m2/g | 340 m2/g |
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Goals of Sample Preparation
Successful sample preparation for most analytical techniques (HPLC, UPLC, ™LC-MS, UV, GC, etc.)
has a threefold objective. It needs to provide the sample component of interest:
■■ In solution
■■ Free from interfering matrix elements
■■ At a concentration appropriate for detection or measurement
Waters™ Sample Preparation Solutions for quantitative analysis make it easy to deliver a sample that is reproducible with
high recovery and free of interferences. Based on simple, logical workflows that produce clean samples through selective
separations, Waters Sample Preparation Products maximize sensitivity, increase throughput, and enable the development of
robust methods.