10 قطع العنصر مكعب مجموعة 1 "معدن من طغمة التنغستن ، الطاولة الدورية للعناصر ، 99.95 ٪ نقاء ، محفور بالليزر ، الكربون الكربون الكربون الحديد للتدريس ، الهدايا ، جمع
Comes with 10 elements 1 inch: Tungsten(W) + Carbon(C) + Titanium(Ti) + Bismuth(B) + Iron(Fe) + Aluminum(AI) + Zinc(Zn) + Copper(Cu) + Chromium(Cr) + Lead(Pb)
The cube set are laser clearly marked information on the surface, including: atomic number, symbol, name, density, purity, atomic mass, boiling point
Crisp and clean lettering, not tiny and fiddly. It's large enough to pick up easily, with a noticeable heft
Pleasingly smooth surface. The corners and edges on the cube are straight and sharp and the sides are flat, with very obvious lines on each side
Perfect for a curious little mind and collection. Great teaching aid. It's nice to get a physical and visual presentation of elements from the periodic table.
وصف
10 Pieces Element Cube Set 1”ungsten Cube Metal, Periodic-Table of Elements, 99.95% Purity, Laser Engraved, Tungsten Carbon Bismuth Chromium Iron for Teaching, Gift, Collection
Specification:
Material: metal
Purity: 99.95%
Size: 25 x 25 x 25 mm (1 x 1 x 1 inch)
10 elements: Tungsten(W) + Carbon(C) + Titanium(Ti) + Bismuth(B) + Iron(Fe) + Aluminum(AI) + Zinc(Zn) + Copper(Cu) + Chromium(Cr) + Lead(Pb)