Tabla periódica de 1 cm cubo 99,95% pureza con elemento metálico de tungsteno. 1cm x 1cm x 1cm

Tungsten alloy cube. High density. Surprisingly heavy. Great conversation piece. Surprise your colleagues and friends with the cube's weight, yet fitting into the palm of your hand. The surface is polished and drawn, the edges and corners are polished thoroughly so is almost impossible to scratch.

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