How is this Citrus × limon oil tested for heavy metals and pesticide residues?
Every lot is screened before release; nothing ships without passing. Test panel GroupItemsHeavy metalsPb, As, Cd, Hg, Cu (GB 5009 series)Pesticide residuesMulti-residue screen against destination-market MRLsMicrobiologyTotal plate count, coliforms, mould and yeast, pathogens (GB 4789 series)Solvent residueNot applicable — the process is solvent-free; verified where a buyer requires itLots above any limit are blocked. Buyers can name a specific panel or request third-party verification, and the results are added to the shipment documents.