7439-94-3

powder, 1g, max. particle size 500 micron, 99.9%

lump, 25 mm max. lump size, weight 2 g, purity 99.9%

foil, thickness 0.15 mm, size 25 × 25 mm, tolerance 0.2

lump, 25 mm max. lump size, weight 1 g, purity 99.9%

foil, thickness 0.025 mm, size 25 × 25 mm, purity 99%