Procurement
What to look for in a cannabinoid isolate supplier
Qualify a cannabinoid isolate supplier on documents and release discipline, not badges. Ask for a lot-specific COA with a named identity method and assay as percent w/w; residual-solvent, heavy-metal and pesticide panels; an SDS; a 5 g sample policy; a clear statement of what is in stock versus coming; the physical form of the current lot; how destination legality is screened; and lead time and Incoterms on the quote. A vendor who can answer those in writing is one you can put on a purchase order.
Which documents should a supplier provide before you order?
A COA for the actual lot you will receive — or for the 5 g research cut of it — with a lot number that matches the container, the identity method named, and assay as percent w/w of the named cannabinoid. An SDS. On request, residual-solvent, heavy-metal and pesticide panels. A technical sheet for any water-dispersible powder disclosing the carrier system. If the vendor offers only a specification sheet with target values, you have a promise rather than a measurement.
How do you tell a specified isolate from a marketing page?
A specified isolate carries a CAS number, a molecular formula, a stated purity and a physical form on the page, and the same numbers on the COA. Peregrine publishes CAS, formula, molecular weight, purity and form for every isolate it sells — CBG, CBGa, CBN, CBC, THCV, CBDV, CBDA, CBL, CBT, CBGV — and reports water-dispersible CBN as cannabinoid-in-powder rather than as isolate. Purity numbers that change between a vendor's pages are a warning sign.
What should the supplier say about stock?
Exactly what is available now, what a person quotes, and what does not exist yet. Peregrine's three states — Available, Contact for pricing, Coming Soon — are release states: a tier is Available only after the lot clears identity and assay. A supplier showing every mass as in stock across a dozen rare isolates is either very large or not telling you about lead times.
What questions cover legal and shipping risk?
Does the vendor require destination jurisdiction before quoting? Do they screen THCV and other isomer-adjacent materials? Who is importer of record? What Incoterms apply? Peregrine requires destination on every inquiry, does not ship to restricted destinations, and states Incoterms and importer of record on the quote.
The twelve questions
Ask them in writing and keep the answers with the purchase order.
- Is the COA lot-specific, and does the lot number match the container?
- What identity method is used, and is any substitution (NMR/LC-MS) disclosed?
- Is assay reported as % w/w of the named cannabinoid?
- Are residual-solvent, heavy-metal and pesticide panels available for the lot?
- Is an SDS available?
- Can I buy a 5 g research cut of the same lot first?
- Which masses are available now versus coming?
- What is the physical form of the current lot?
- What storage condition does the lot require (acids 2–8 °C)?
- Do you require destination jurisdiction, and which materials get legal review?
- What are lead time, Incoterms and importer of record on the quote?
- For powders: what is the carrier system and the cannabinoid-in-powder assay?
How does Peregrine answer these?
Lot-specific COA with identity (HPLC against a qualified reference, or disclosed NMR/LC-MS) and assay as % w/w; residual, heavy-metal and pesticide panels and SDS on request; 5 g research cuts as the first tier; Available / Contact / Coming Soon release states; physical form confirmed on the inquiry; acids 2–8 °C; destination required on every inquiry with THCV review; quote in one business day with Incoterms and importer of record stated; carrier system on the CBN-WD technical sheet. Labs in Canada and the United States.
Questions
What is the most important thing to check on an isolate supplier?
That the COA is lot-specific, names the identity method, and reports assay as % w/w — with a lot number that matches the container.
Should a supplier publish prices?
Bulk pricing depends on lot, mass, destination and terms, so most specified-isolate suppliers quote. What matters is a quote within a stated time — one business day at Peregrine.
Are certifications enough?
They describe a system, not a lot. Read the lot COA; ask for the methods.
Why does a 5 g sample matter?
It lets your lab confirm identity and assay on the actual lot before committing to a kilogram.
Does Peregrine sell finished products?
No. Isolates and one water-dispersible CBN powder, sold as ingredients to formulators, brands, processors and labs.
Related: How to read a COA · How to buy · Quality methods · Procurement form
Request a quoteMore notes
- How to buy bulk cannabinoid isolate5 g is the research cut. Kilograms are campaign. What Available, Contact and Coming Soon mean on a mass tier.
- How to read a cannabinoid isolate COAIdentity method, assay as % w/w, lot number, residual panels. What ships with every Peregrine lot and what a badge does not prove.
- How to store cannabinoid isolateNeutral isolates keep at ambient, dry and dark; acids go to 2–8 °C; powders stay sealed. Practical handling notes for the bench.
- How is cannabinoid isolate made?Extraction, winterisation, decarboxylation, chromatography, crystallisation. Why purity is a crystallisation result.
- Do cannabinoid isolates expire?What degrades, what does not, and how to set a retest date from the COA instead of a printed guess.