Selenium  [Se]

[Se]
Atomic number 34
Density in g/cm³ 4.79
Atomic radius in pm 103
Atomic weight 78.96
Melting point in °C 217
Boiling point in °C 685
Selenium is obtained in either a silvery metallic form (grey Se) or a red amorphous powder, which is less stable. Selenium burns in air, is unaffected by water, but dissolves in concentrated HNO3 and alkalis. It is used in photoelectric cells, photocopier. Read more

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2-4 mm
99.999%
100g
009382-1
94,60 €
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2-4 mm
99.999%
250g
009382-2
188,10 €
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2-4 mm
99.999%
1kg
009382-3
621,50 €
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2-4 mm
99.99%
250g
901019-1
178,20 €
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2-4 mm
99.99%
1kg
901019-2
590,70 €
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99.9998%
50g
MSE002
400,00 €
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Overview of elements with access to our shop

1 18
H
 2 13 14 15 16 17
He
Li Be B C
N
O
F
Ne
Na Mg 3 4 5 6 7 8 9 10 11 12 Al Si P S
Cl
Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se
Br
Kr
Rb Sr Y Zr Nb Mo
Tc
 Ru Rh Pd Ag Cd In Sn Sb Te I
Xe
Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi
Po
At
Ra
Fr
Ra
Ac
Ce Pr Nd
Pm
 Sm Eu Gd Tb Dy Ho Er Tm Yb Lu


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