Here's a GEN1 P1000 Single-Channel (left) next to a GEN2 P1000 Single-Channel (right).

GEN1 pipettes

  • Don't have any marking that says "GEN."
  • Are shorter than GEN2 pipettes.

GEN2 pipettes

  • Are always marked "GEN2."
  • Are longer than GEN1 pipettes.
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