46 C.F.R. § 160.026-3 Container.
Title 46 - Shipping
(a) General. The emergency drinking water container shall be a sanitary type can, approximately 2 (b) Interior and exterior coatings. The interior of the container shall be uncoated, except for the tin-plating required by paragraph (a) of this section. In addition to the tin-plating, the exterior surfaces of the container, including the ends, but excluding the side seam, shall be lithographed a gray enamel conforming to Type I or II, Class 2 of Specification MIL-E-15090, with the marking as provided by §160.026–5 lithographed in black print. After filling, sealing, autoclaving, and marking, the container shall be dip-coated with one coat of clear base lacquer conforming to Specification MIL-L-7178. (c) Plant sanitation, sterilizing and filling. The plant and equipment in which the water is canned shall be maintained in a clean and sanitary condition at all times, and standard aseptic procedures shall be followed throughout in filling the cans. The container shall be free from all foreign materials, and shall be filled with approximately 10 [CGFR 53–25, 18 FR 7865, Dec. 5, 1953]
Title 46: Shipping
PART 160—LIFESAVING EQUIPMENT
Subpart 160.026—Water, Emergency Drinking (In Hermetically Sealed Containers), for Merchant Vessels
§ 160.026-3 Container.