8C001 Category 8C

'Syntactic foam' designed for underwater use and having all of the following (see List of Items Controlled).

Category 8: Marine

Reasons for control

• NS: National security
• AT: Anti-terrorism

Country chart

List-based license exceptions

Items

1. Related Definition: For the purposes of 8C001, 'Syntactic foam' consists of hollow spheres of plastic or glass embedded in a resin “matrix.”
2. a. Designed for marine depths exceeding 1,000 m; and
3. b. A density less than 561 kg/m 3.

Related controls

See also 8A002.a.4.

Source: eCFR, version 2026-08-01, retrieved 2026-08-20T04:04:59+00:00.