Graphite Specimen Plastic Labware_Plastic Petri Dishes supplied a hundred to the
Graphite Specimen Plastic Labware_Plastic Petri Dishes supplied a hundred to theSoft carbon sheet structure makes graphite the softest mineral on the Mohs scale that leaves a dark streak, used for streak test and hardness test demonstrations.
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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19