Except as described in § 150.150, a cargo of hazardous material is incompatible with another cargo listed in Table 1 if the chemical groups of the two cargoes have an “X” where their columns intersect in Figure 1 and are not shown as exceptions in Appendix I. (See also § 150.140.)

[CGD 83-047, 50 FR 33038, Aug. 16, 1985, as amended at USCG-2013-0423, 85 FR 21674, Apr. 17, 2020]