• No : 4630
  • Date of Issue : 2020/12/22 13:09
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HPLC: When hexane is used in the rinse solution of the autosampler, the lifetime of the plunger seal of the measuring pump is short.

HPLC: When hexane is used in the rinse solution of the autosampler, the lifetime of the plunger seal of the measuring pump is short.
Category : 

Answer

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 occurs, it is recommended that the seal be replaced with the optional seal.
Parts Number: 228-21975-91 Plunger Seal, PE
 
For the SIL-20A series, replace the plunger with the following parts at the same time.
Parts Number: 228-35010-92 Plunger ASSY30AC