From page 123 of:
http://www.iata.org/SiteCollectionD...ARefomattedPackingInstructionsOctober2008.pdf
PACKING INSTRUCTION 852
This instruction applies to Class 8 liquids in Packing Group III on passenger aircraft.
The General Packing Requirements of Subsection 5.0.2 must be met.
Compatibility Requirements
• Substances must be compatible with their packagings as required by 5.0.2.6;
• Metal packagings must be corrosion resistant or with protection against corrosion for substances with a Class 8 subsidiary risk.
• Substances of class 8 are permitted in glass or earthenware inner packagings only if the substance is free from hydrofluoric acid.
Closure Requirements
Closures must meet the requirements of 5.0.2.7;
Additional Packing Requirements
♦ Packagings must meet Packing Group II performance standards.
Single packagings are not permitted.
COMBINATION PACKAGINGS
Inner Packaging (see 6.1)
Net quantity per inner packaging
Glass 2.5 L
Metal 5.0 L
Plastic 2.5 L
Total net quantity per package 5.0 L
In theory, you can take 5 liters with you if properly labeled and packaged. I'd check with the airline before you try it.