49 CFR 172 Special Provision 23 (Numeric Codes)
These provisions are multi-modal and apply to bulk and non-bulk packagings.
|Description||This material may be transported under the provisions of Division 4.1 only if it is so packed that the percentage of diluent will not fall below that stated in the shipping description at any time during transport. Quantities of not more than 500 g per package with not less than 10 percent water by mass may also be classed in Division 4.1, provided a negative test result is obtained when tested in accordance with test series 6(c) of the UN Manual of Tests and Criteria (IBR, see §171.7 of this subchapter).|
|HazMat with this Code|