| 11. | His photometer was probably suggested by this appliance.
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| 12. | Stebbins began making observations with a polarizing photometer.
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| 13. | The Microtox Model 500 is a laboratory-based photometer that measures acute toxicity.
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| 14. | Photometers for microtiter plates are filter photometers.
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| 15. | Photometers for microtiter plates are filter photometers.
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| 16. | The " P7 " photometer was active from May 2001 until July 2008.
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| 17. | The antigen-antibody complexes are particles which can be optically detected by an photometer.
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| 18. | This instrument has flow cells, photometers and apertures that analyze different elements in the blood.
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| 19. | Jan Schilt invented the Schilt photometer.
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| 20. | Di Justo and Gertz compiled a handbook for using Arduino to develop these photometers in 2012.
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