CAS number : 7440-31-5
Molecular weight :
Molecular formula/chemical symbol :Sn
Description :
Silver luster soft metal (tetragonal system and cubic crystal system), ductility. Melting point 231.88 ℃. Boiling point 2260 ℃.
USES :
Determination of phosphate boiler water, reducing agent, the determination of arsenic, never soluble sulfides from sulfur, preparation of fusible alloy.
Report :
Inspection test report against
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The name of a commodity |
Tin/Tin powder/Tin grain |
CAS：7440-31-5 |
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Character |
Silver luster soft metal |
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Test items |
Estimated value |
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Analytically pure |
Chemical pure |
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Sn |
≥ 99.5％ |
≥99.0％ |
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Fe |
≤ 0.005％ |
≤0.01％ |
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Cu |
≤ 0.002％ |
≤0.01％ |
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As |
≤ 0.0002％ |
≤0.005％ |
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Zn |
≤ 0.005％ |
≤0.02％ |
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Pb |
≤ 0.02％ |
≤0.04％ |
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Sb |
≤ 0.01％ |
≤0.015％ |
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Bi |
≤ 0.005％ |
≤0.01％ |
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