The December 11 U.S. hemp rule counts total THC, including THCA, and caps THC...

https://www.instapaper.com/read/2050388667

The December 11 U.S. hemp rule counts total THC, including THCA, and caps THC at 0.4 mg per container. That narrows the market for products that rely on cannabinoid content to meet demand and puts more pressure on brands to verify ingredients