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Illustration of a detector lamp. 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.

Spectrophotometer and AAS lamps

Deuterium lamp for Beckman MDQ, PA 800 and PA 800 plus

Replaces OEM part number: 144-667

Deuterium lamp for the P/ACE MDQ and PA 800, cross-referenced to 144-667. This is a capillary electrophoresis detector rather than a spectrophotometer, and the optical path is a window burned in the capillary itself, which is a very short path length. That makes the instrument unusually sensitive to lost lamp output: sensitivity falls before the baseline looks bad. If your peak heights have dropped and the migration times are unchanged, check the lamp energy before you replace the capillary, which is the more expensive guess.

Type
Deuterium
Fits
Beckman P/ACE MDQ, PA 800, PA 800 plus
Replaces
144-667
RFID chip
No
Condition
new
Price
CA$2,241 before tax and shipping. Confirmed on the quote.

This lamp has no RFID chip. Some detectors read a chip to log lamp hours. On those, an untagged lamp reports a tag error and will not ignite until you set the lamp type manually, and you reset the lamp-hours counter yourself afterwards. It runs normally once that is done. What that involves. If you would rather have the chipped version, say so and I will quote that instead.

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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