技術
HPLC: suitable
測試參數
column: CHIROBIOTIC TAG, 25 cm x 4.6 mm I.D., 5 μm particles (14024AST)
mobile phase: 1% ammonium formate in methanol
flow rate: 1 mL/min
pressure: 826 psi (57 bar)
column temp.: 25 °C
detector: UV, 220 nm
injection: 10 μL
sample: each enantiomer 0.1 mg/L in methanol
適合性
application for HPLC
應用
clinical
life science and biopharma
分析報告
Baseline resolution of the chiral enantiomers of DL-Thyroxine is achieved by polar ionic mode on the Astec CHIROBIOTIC TAG with the use of an LC/MS-compatible mobile phase.
法律資訊
Astec is a registered trademark of Merck KGaA, Darmstadt, Germany
CHIROBIOTIC is a registered trademark of Sigma-Aldrich Co. LLC
分析物
说明
L-Thyroxine, ≥98% (HPLC)
D-Thyroxine, 99%
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