ECCN 3C909

NSRSAT

Silicon, silicon oxides, germanium or germanium oxides, containing any of the following .

Category: 3 - ElectronicsProduct Group: C - MaterialsLast Updated: 2026-04-10

Items Covered

  • a.Silicon having an isotopic impurity less than 0.08% of silicon isotopes other than silicon-28 or silicon-30; or
  • b.Germanium having an isotopic impurity less than 0.08% of germanium isotopes other than germanium-70, germanium-72, germanium-74, or germanium-76.

Control Reasons

NSNational Security

Items controlled for national security reasons under multilateral export control regimes.

Column 1: YesColumn 2: No
RSRegional Stability

Items controlled for regional stability reasons.

Column 1: YesColumn 2: No
ATAnti-Terrorism

Items controlled for anti-terrorism reasons. Most items on the CCL have AT controls.

Column 1: YesColumn 2: No

Disclaimer

This information is for reference only. For official classifications, consult BIS or a qualified export control professional.

Official Reference

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