Operation Manual Shodex RSpak JJ-50 2D Version 200407E Operation Manual Shodex RSpak JJ-50 2D (Please read this manual carefully to achieve the best and consistent column performance for a long time) Important Handling Instructions Caution! • Please consult the Safety Data Sheet (SDS) of reagents and solvents used with the column and understand their proper handling methods to prevent potential health hazards or death from occurring.
Operation Manual Shodex RSpak JJ-50 2D Version 200407E Column Usage Procedure RSpak JJ-50 2D is a semi-micro column. To achieve its best performance, please use it with a semi- micro type system. 6.1. HPLC System Preparation Wash entire LC system prior to the column installation, including all flow-lines and sample loop by switching the valve, and then replace the washing solution with the eluent to be used.
Operation Manual Shodex RSpak JJ-50 2D Version 200407E 6.3. Eluents (1) Degas the eluent fully to prevent the formation of air bubbles. (2) Presence of small debris or insoluble substances may result in deterioration of the column and/or they appear as noise on the chromatograms. Filter the eluent with a 0.45 μm disposable filter to prevent the problems.
Operation Manual Shodex RSpak JJ-50 2D Version 200407E Method 1: Adsorption of hydrophilic compounds Washing Solution Cleaning Time 6 min 0.1 M HNO aq. solution 75 min 12 min Eluent 40 min Method 2: Adsorption of metal ions or in case Method 1 did not work...
Operation Manual Shodex RSpak JJ-50 2D Version 200407E Column Inspection Inspection method is described in the Certificate of Analysis (CoA). Theoretical Plate Number (N) and Asymmetry Factor (Fas) were calculated using the below equations. (1) Theoretical Plate Number (N) (2) Asymmetry Factor (Fas) Additional Warnings (1) Do not remove end fittings.
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3-3 If the Shodex product is disposed of 3-4 If the Shodex product is resold by the user without giving prior written notice to Showa Denko K.K. 3-5 If the performance of the Shodex product is not conform to the specification of the attached...
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