ECCN 1C355

CWAT

Chemical Weapons Convention (CWC) Schedule 2 and 3 chemicals and families of chemicals not controlled by ECCN 1C350 or subject to the ITAR (see 22 CFR parts) .

Category: 1 - MaterialsProduct Group: C - MaterialsLast Updated: 2026-04-10

Items Covered

  • a.Mixtures containing toxic and precursor chemicals identified in ECCN 1C355, in concentrations that are below the control levels indicated in 1C355.a and .b, are controlled by ECCN 1C995 and are subject to the license requirements specified in that ECCN.
  • b.Mixtures containing chemicals identified in this entry are not controlled by ECCN 1C355 when the controlled chemical is a normal ingredient in consumer goods packaged for retail sale for personal use or packaged for individual use. Such consumer goods are classified as EAR99.
  • Exclusion. No chemical may be added to the mixture (solution) for the sole purpose of circumventing the Export Administration Regulations;
  • b.Percent Weight Calculation. When calculating the percentage, by weight, of ingredients in a chemical mixture, include all ingredients of the mixture, including those that act as solvents.
  • a.CWC Schedule 2 chemicals and mixtures containing Schedule 2 chemicals:
  • 1. Toxic chemicals, as follows, and mixtures containing toxic chemicals:
  • 1.a. PFIB: 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-1-propene (C.A.S. 382-21-8) and mixtures in which PFIB constitutes more than 1 percent of the weight of the mixture;
  • 2. Precursor chemicals, as follows, and mixtures in which at least one of the following precursor chemicals constitutes more than 10 percent of the weight of the mixture:
  • 2.a. Chemicals, except for those listed in Schedule 1, containing a phosphorus atom to which is bonded one methyl, ethyl, or propyl (normal or iso) group but not further carbon atoms.
  • 2.b. FAMILY: N,N-Dialkyl (Me, Et, n-Pr or i-Pr) phosphoramidic dihalides;
  • 2.c. FAMILY: Dialkyl (Me, Et, n-Pr or i-Pr) N,N-dialkyl (Me, Et, n-Pr, or i-Pr)-phosphoramidates;
  • 2.d. FAMILY: N,N-Dialkyl (Me, Et, n-Pr or i-Pr) aminoethyl-2-chlorides and corresponding protonated salts;
  • 2.e. FAMILY: N,N-Dialkyl (Me, Et, n-Pr or i-Pr) aminoethane-2-ols and corresponding protonated salts;
  • 2.f. FAMILY: N,N-Dialkyl (Me, Et, n-Pr or i-Pr) aminoethane-2-thiols and corresponding protonated salts.
  • b.CWC Schedule 3 chemicals and mixtures containing Schedule 3 chemicals:
  • 1. Toxic chemicals, as follows, and mixtures in which at least one of the following toxic chemicals constitutes 30 percent or more of the weight of the mixture:
  • 1.a. Phosgene: Carbonyl dichloride (C.A.S. 75-44-5);
  • 1.b. Cyanogen chloride (C.A.S. 506-77-4);
  • 1.c. Hydrogen cyanide (C.A.S. 74-90-8);
  • 1.d. Chloropicrin: Trichloronitromethane (CAS 76-06-2).
  • 2. Precursor chemicals, as follows, and mixtures in which at least one of the following precursor chemicals constitutes 30 percent or more of the weight of the mixture:
  • 2.b. Methyldiethanolamine (C.A.S. 105-59-9).

2 items reserved by BIS (not shown)

Control Reasons

CWChemical Weapons Convention

Items controlled pursuant to the Chemical Weapons Convention (CWC) implementation.

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