You can find the official PDF through GovInfo or the Federal Register archive. Option 2: IATA Lithium Battery Guidance
Detailed requirements for shipping Lithium Ion, Lithium Metal, and Sodium Ion batteries by air.
The 2026 edition is the latest for the 67th Edition of the IATA Dangerous Goods Regulations (DGR). Download 21681 pdf
If your search is related to modern shipping or logistics, "21681" may be a mistyped or specific subsection of the .
If "21681" alone yields too many results, search for the specific agency (e.g., "FAA 21681 PDF"). Battery guidance document - IATA You can find the official PDF through GovInfo
The identifier most commonly refers to a specific United States Federal Register document from 1995 or is part of broader regulatory guidance regarding the transport of hazardous materials. Option 1: Federal Register Document (1995)
Standards for determining the saponification value in binders for paints. Download Tips If your search is related to modern shipping
The official guide is available at IATA.org . Option 3: Other Technical Standards If neither of the above fits, "21681" might refer to: