Regulatory Helpdesk: March 12

Combustible Liquids, Using Chemtrec’s Number, Keeping Up-To-Date, and Other Paperwork

Welcome back to the Regulatory Helpdesk where we answer your dangerous goods & hazmat questions. We’re here to help you become independent with – and understand the whys and hows – of the regulations.

DG Documentation on Overpacks

Q. If there are multiple skids of dangerous goods (overpacks) in a shipment on which one should the copies of the invoices and shipping papers be attached?
A. Neither the DOT nor IATA regulations tell you to put “paperwork” on the outer packages or overpacks. That is a carrier/driver thing. All the regulations care about is the proper marking and labeling that they require. You also have to be able to physically hand your paperwork to the carrier. Your best bet would be to talk to your carrier directly as to how they want it handled.

Combustible Liquids

Q. I have a liquid with a flashpoint of 100° F and it does not meet any other hazard classes. It is not an RQ, waste or marine pollutant. After manufacturing, it is placed in tubes and then shipped for sale in retail stores. What marks and labels are needed on the outside of the packages?
A. The flashpoint of this material is 100° F and there are no other hazards under the transport regulations. This means it technically meets the definition of a flammable liquid in Packing Group III per §173.120 Continue Reading…