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Dry weight basis

On a dry weight basis

On this page11
0.3 percent, on a dry weight basis. Which is not the weight that leaves your building.

The construction

The hemp definition sets a delta-9 tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis. The pending amendment changes what is measured and keeps that construction.

Dry weight is not shipped weight

It is the mass with the water taken out. A flower at 12 percent moisture and the same flower at 6 percent have different shipped weights and the same dry weight.

Which makes the test stable and the sample not

The legal basis is the stable number. The thing you put on a scale is the one that moves with the room.

And a container is a moisture device

A sealed jar holds the moisture the flower went in with. An unlined lid lets it equilibrate with the room over weeks.

Which is the point worth being precise about. Drying does not move a dry weight concentration, and neither does a better seal.

But it changes everything a buyer cares about

Weight sold, texture, aroma and whether the flower crumbles. Those are moisture outcomes and they are the container's business.

Which is the useful separation

The law measures on a dry basis and is indifferent to your closure. Your customer measures on an as-received basis and is not.

Two directions of failure

Too dry and the flower is harsh and light. Too wet and you have a microbial problem. A container holds whatever it was sealed with, which means the drying has to be right first.

Our shelf can hold a moisture condition

73 heat induction seal liners and 41 F217 out of 260 closures. Both are real barriers and both have to be asked for by name.

And 54 of 260 cannot

26 recorded as No Liner and 28 with nothing recorded. For a product whose defining property is a moisture condition, that is the half of the shelf to avoid.

References

7 U.S.C. 1639o(1), the definition of hemp as it currently reads: "the plant Cannabis sativa L. and any part of that plant, including the seeds thereof and all derivatives, extracts, cannabinoids, isomers, acids, salts, and salts of isomers, whether growing or not, with a delta-9 tetrahydrocannabinol concentration of not more than 0.3 percent on a dry weight basis." The pending amendment described above changes the measured quantity to total tetrahydrocannabinols including tetrahydrocannabinolic acid, and leaves the 0.3 percent on a dry weight basis construction in place. law.cornell.edu
The Davis Pack Supply catalog, measured 19 October 2026. The 260 closures in this group by liner: 73 heat induction seal, 41 F217, 31 pressure sensitive, 26 recorded as No Liner, 28 with nothing recorded, 21 Plastis standard, 19 PE foam, 15 foam, 3 polycone, 1 Plastis pasteur, 1 PPE. So 54 of 260 either carry no liner or have no record of one, and the remaining 206 can be specified by name.
Written from 7 U.S.C. 1639o, including the pending amendment made by Pub. L. 119-37 division B title VII section 781, and from the catalog as it stood on 19 October 2026. The per-container figure quoted here sits inside a definition of hemp-derived cannabinoid product as an exclusion, it comes from a pending amendment in a fast-moving area, and it is not a packaging regulation. It says nothing about what a state-licensed cannabis product may contain. Check the current text before relying on any of it. Our smallest container in this group is 30 mL, which is several times what a gram of concentrate needs.