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Independent. Diagnosis first, parts second.

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Illustration of a plunger rod and pump seal. Generic drawing, not a photograph of this part. Illustration

This is an aftermarket part, not an original manufacturer part. Instrument names and part numbers identify what it fits and replaces; they remain the trademarks of their owners. The manufacturer, country of origin, rated life and warranty are stated in the quote, before you decide anything. If you need the OEM part, say so and I will quote that instead.

Pump and injector spares

Metering piston, 900 uL, for Agilent 1100 and 1200

Replaces OEM part number: 5062-8587

Metering piston for the injector, 900 uL, cross-referenced to 5062-8587. A scored piston leaks past its seal, which gives injection volumes that read low and drift through a sequence. Replace the metering seal at the same time. A scored piston is usually what destroyed the seal in the first place, and a new seal running against the old piston repeats the fault within a few hundred injections. Before ordering either, inject one standard several times and look at area precision rather than retention. Areas drifting with retention steady points at the metering device.

Type
Metering piston, 900 uL
Fits
Agilent 1100, 1200, 1260, G1313A, G1329A/B, G1367E
Replaces
5062-8587
Condition
new
Price
Quoted per order, in Canadian dollars

Before you order: if the instrument is misbehaving, tell me the symptom, not the part number. Lamps and seals get replaced for problems they did not cause. The first look costs nothing, and if this part is not the fix, I will say so.

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