US$ 39.99
tetrahedral
With stands temperatures up to 121 degrees C ( 249
arriving ready for aseptic use
sized for ammonia-solution decomposition work
Basalt Specimen Diameter_300mm tetrahedralHand processed igneous rock specimen with the fine crystal structure characteristic of rapidly cooled iron rich magma, used in classroom identification of oceanic crust material.
US$ 39.99
US$ 30.00
US$ 39.99
US$ 22.99