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Negative & Positive Reference Images: Visual aids for easier identification of grain characteristics
providing a reliable and transparent container for separation techniques
and Substance not precipitated by NH3
offering a comprehensive and user-friendly setup for educational and experimental purposes
Parafilm PM992 All Purpose Laboratory Film, Semi-Transparent Negative & Positive Reference Images:Flexible and self sealing material allows it to cling around irregular shapes and surfaces. Designed to perfection. Comes with Sleek design. Comes with Premium finish.
