Check the listing for details. Terbium 3+ doped glass bead NEW!. Condition: New. Listed at 29.90 USD. HOTLINE: 0043-650-4798888 leading supplier for high purity elements, periodic table displays for research, education and collection. Living science… Terbium 3+ doped glass bead NEW! Terbium 3+ doped glass bead NEW! glass bead doped with 5% Terbium oxide NEW! diameter ~ 13 mm ~ 1.2 1.5 grams Nice glass bead. Each one hand crafted. Under UV (365-395nm) excitation the glass shows strong green fluorescence. Typical Emission spectrum under 365nm excitation. We offer discounts for Universities and Schools inclusive shipping on invoice! If you need a product not listed in our shop please contact us for a price quote! Shipping Delivery time: Due to actual shipping restrictions shipping and many delays with standard airmail we send ALL our products by DHL express only. We are happy to combine several items or orders.