Model, Diamond Crystal, is surrounded by four atoms directed in space toward the vertices of a tetrahedron, The hardness and large density of the diamond, contains 66- 1 inch balls, Dimensions: 24 x 24 x 12 in, Weigh
Model, Magnesium Crystal, is a chemical element with symbol Mg and atomic number 12, It is a shiny gray solid which bears a close physical resemblance to the other five elements in the second colum, Dimensions: 15 x
Model, Copper Crystal, is a chemical element with symbol Cu (from Latin: cuprum) and atomic number 29, It is a soft, malleable and ductile metal with very high thermal and electrical conductivity, Dimensions: 12 x 12
Glass Petri Dish Has Two Pieces (Lid And A Dish)And Are Packed Individually, Can Expose You To Chemicals Including Arsenic, Which Are Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm, Not For Children 13, Size: 90Mm Diameter.
Sterile Polystyrene Petri Dishes Are 90Mm In Diameter With A Depth Of 15Mm, They Each Have A Lid And A Bottom Piece, Two-Piece Polystyrene Petri Dishes Are Sold In Sleeves Of 20.
Polystyrene Petri Dish, Sterile, Are 35Mm In Diameter With A Depth Of 15Mm. They Each Have A Lid And A Bottom Piece, Two-Piece Polystyrene Petri Dishes Are Sold In Sleeves Of 20, Use In A Laboratory Or Educational Setting Only