SunArmor RP- Aqua


Stability Under Basic pH Condition

Stability Under 100% Aqueous Basic pH10 Condition

Durable test condition
Column size: 50 x 2.1 mm
Mobile phase:
10mm Ammonium bicarbonate (pH10.0)
Flow rate: 0.2 mL/min
Temperature: 40ºC

Measurement condition
Column size: 50 x 2.1 mm
Mobile phase: CH3CN/H2O=70/30
Flow rate: 0.2 mL/min
Temperature: 40ºC
Sample: 1 = Butylbenzene


Parameter Using Standard Sample

Evaluation of hydrogen bonding, hydrophobicity
and steric selectivity
Reproducibility in retention

Separation of standard sample of SunArmor C18, RP-AQUA

Condition
Column: SunArmor C18, RP-AQUA 5 μm , 150 x 4.6 mm
Mobile phase: CH3OH/H2O=75/25
Flow rate: 1.0 mL/min
Temperature: 40ºC

Hydrogen bonding
(Caffeine/Phenol)
Hydrophobicity
(Amylbenzene/Butylbenzene)
Steric selectivity
(Triphenylene/o-Terphenyl)
SunArmor C180.401.541.35
SunArmor RP- Aqua0.481.591.43

Reproducibility in retention of SunArmor C18

Condition (amitriptyline)
Column dimension: 150 x 4.6 mm
Mobile phase: Acetonitrile/20mm phosphate buffer
pH7.0=(60:40)
Flow rate: 1.0 mL/min
Temperature: 40ºC

BatchRetention Time
1017.69 min.
1027.97 min.
1038.12 min.
1047.85 min.
1057.93 min.
Average (Av)7.91 min.
Standard
deviation (σ)
0.14 min.

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