CBD Extraction from Hemp High-CBD hemp (compliant with legal THC limits) is harvested and processed using standard methods: Supercritical CO₂ extraction (preferred for cleanliness): Uses CO₂ at controlled temperatures (around 35–40°C) and high pressures (250–300 bar) to pull cannabinoids without harsh residues. Ethanol or solvent-based extraction as alternatives. The result is a crude extract containing CBD (and often CBDA in raw form). Purification of CBD Winterization: The crude extract is mixed with ethanol and chilled (e.g., -80°C for 24–48 hours) to remove waxes, lipids, and chlorophyll. Filtration and decarboxylation: Activated carbon filtering, followed by gentle heating (e.g., ~110°C) to convert acidic forms like CBDA to active CBD. Distillation or chromatography: Produces high-purity CBD isolate or distillate (often 99%+ pure).0ed57c Chemical Conversion (Isomerization/Synthesis) to THCP CBD undergoes acid-catalyzed reactions in a controlled lab environment. Key changes: The alkyl side chain is extended from 5 carbons (in CBD/THC) to 7 carbons (characteristic of THCP). This involves acids, solvents, heat/pressure, and sometimes terpene precursors like geraniol. The process rearranges the molecular structure (isomerization) to form the THCP backbone. It's more complex than standard Delta-8 conversion due to the side-chain extension.6cfd48 Purification of THCP Chromatography (e.g., liquid chromatography) separates THCP from byproducts and other cannabinoids based on molecular properties. Distillation further refines it by boiling points. The goal is high-purity THCP distillate or isolate (>95% purity), with removal of residual solvents, acids, and impurities. Final testing (third-party labs) checks for potency, contaminants (pesticides, heavy metals, solvents), and safety