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High Quality /Tin powder

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  • High Quality /Tin powder
  • 7440-31-5
  • Tin powder
  • 98%-99%
  • Silvery grey powder
  • fine chemical industrial
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Appearance: Silvery grey powder

CAS: 7440-31-5

Sn: 99.50% min.

Fe: 0.04% max

Pb: 0.01% max

Cu: 0.02% max

Bi: 0.03% max

As: 0.01% max

Sb: 0.04% max

Residue on ignition after HCL treatment: 0.025% max

Loss on hydrogen reduction: 0.25% max

Size: 100mesh sieve: 100% pass

     400 mesh sieve, sieve allowance: 3% max

     325 mesh sieve, sieve allowance: 3% max

     200 mesh sieve, sieve allowance: 3% max

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