FAQ - Frequently Asked Questions
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FAQ within [ HPLC ]
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HPLC: When hexane is used in the rinse solution of the au...
When using a rinsing liquid with a hydrocarbon solvent such as hexane as the main component, suction problems can occur irregularly. When such a problem o... Show Detail
- No：4630
- Date of Issue：2020/12/22 13:09
- Category： Autosampler
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HPLC: What solvents cannot be used in PEEK piping?
Do not use the solvents listed below as the mobile phase when PEEK tubing is used for plumbing. These solvents degrade the strength of the PEEK resin, which ... Show Detail
- No：4632
- Date of Issue：2020/12/22 13:22
- Category： Common
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HPLC: What solvent cannot be used?
• It is basically used within the pH described in the specifications of the instruction manual of each instruments. • Not covered by warranty if used ... Show Detail
- No：4633
- Date of Issue：2020/12/22 13:49
- Category： Common
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(HPLC) RID "OVER" is displayed
• "OVER" is displayed in the "range" field of the initial screen. Cause: The recorder output has exceeded the scale limit. Actions: Press [zero]. ... Show Detail
- No：4750
- Date of Issue：2021/01/12 13:50
- Last Updated：2021/01/12 13:51
- Category： Detector
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(HPLC) RID "EN.ALRM" is displayed
• Causes: The incident light intensity to the photodiode is insufficient. * The total light intensity (TOTAL EN) is less than 5500.(In case of RID-10A, les... Show Detail
- No：4753
- Date of Issue：2021/01/12 13:56
- Category： Detector
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(HPLC) SPD-M30A Handling and Cleaning of cell
<Cell Cleaning Method> 1. Flow 17 % phosphoric acid (5times dilution of 85 % phosphoric acid in water) for one hour at 1 mL/min. 2. Switch to water a... Show Detail
- No：4755
- Date of Issue：2021/01/12 14:08
- Category： Detector
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(HPLC) Abnormal pressure value of Solvent Delivery Module
Zero adjustment of pressure sensor. 1. Set to [ZERO ADJUST] in the [CONTROL] group. * For LC-20A / 30A, [ZERO ADJ] 2. Open the drain valve to remove ... Show Detail
- No：4768
- Date of Issue：2021/01/13 14:16
- Category： Solvent Delivery Module
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1. Connect the resister tube(Example: ID0.1x4m: Parts Number: 228-32722-92)to the pump outlet instead of HPLC column. 2. Fill the reservoir with purifie... Show Detail
- No：4773
- Date of Issue：2021/01/14 10:03
- Last Updated：2021/01/16 15:43
- Category： Solvent Delivery Module
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(HPLC) Autosampler Adjusting the injection port position
Adjusting the injection port position «ADJUST INJ. P» WARINING: Do NOT put your hand inside the autosampler while the instrument is operating. Dur... Show Detail
- No：4804
- Date of Issue：2021/01/19 12:51
- Category： Autosampler
- Brached FAQ
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(HPLC) SIL Setting the distance at which the needle lower...
[PARAMETER] → [NEEDLE STROKE]. or It setting by softwae. This sets the distance at which the needle lowers into a sample vial. Pressing [→] opens a set... Show Detail
- No：4825
- Date of Issue：2021/01/21 10:26
- Category： Autosampler
- Brached FAQ
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