Producing aseptic hemp milk is an extremely technical process using highly-trained technicians and very expensive equipment. The minimum printing runs for packaging are well into six-figures. It’s an expensive, difficult project.
To help you, I’ve posted my notes here regarding my two aseptic (UHT) hemp milk production projects, from 1997 (test run) then again from 2019 (pre-run meeting).
You might find it handy if you decide to pursue aseptic hemp milk. 12 pg PDF, by Richard Rose. Free to HFA members, please join for free.