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Niobium keychain has niobium crystals with high purity 99
Pendant lace is made of synthetic cord
We are sure that the keychain brings good luck
Genius keychain has 3 elements Ge
Germanium (IV) chloride in ampoule 5x40 mm
Alkali metals keychain 20x40 mm, Na, K, Rb, Cs. chemicalkit Niobium keychain has niobium crystalsAlkali metals keychain has 4 small ampoules of Na, K, Rb, Cs with high purity 99. 9%. The keychain is made of transparent urethane. The dimensions are 8x20x40 mm. It has a steel chain and a ring.
US$ 39.95
US$ 110.00
US$ 57.95
