Packing Instruction PI 964 applicable for UN 3082 Environmentally hazardous substance, liquid, n.o.s. is shown in litres as 450L. Since LTD QTY packages are limited by weight to 30kg G maximum, the total weight of the liquid contents plus all the packaging material must not exceed 30kg G.
As specified in DGR 126.96.36.199.3, the orientation label is mandatory for liquids in a combination package. Two labels are required on opposite sides as specified in DGR 188.8.131.52. Therefore when UN 3082 is contained in a combination LTD QTY package, two orientation labels are required. For LTD QTY packages, the rule is to limit the gross weight not to exceed 30kg G. Even if the contents is a liquid, the limit is shown in kilograms.