Streak plate are ideally sized for filed or lab testing. to test, rub across the specimen to determine streak color; use black for light minerals. size: 2inchx2inch. package of 10
Photosynthesis and Respiration Chamber, Kit Includes: 1 GallonClear glass bottle with cap, 1Rubber stopper size 00, 1Rubber stopper size 7. Use with Neulog* Oxygen logger sensor and/or Carbon dioxide logger sensor as well as software for data acquisition
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