How is this tea tree oil tested for heavy metals and pesticide residues?
Every batch is tested for heavy metals and pesticide residues before release, with results on the COA — essential for cosmetic, personal-care and therapeutic supply chains.
Testing Coverage
| Category | Parameters |
|---|---|
| Heavy metals | Lead (Pb), arsenic (As), mercury (Hg), cadmium (Cd) — limits per EU/USP/GB |
| Pesticides | Multi-residue scan (organochlorines, organophosphates, pyrethroids) per EU MRL / GB 2763 |
| Additional on request | PAH4, plasticizers, dioxins, mycotoxins |
- Testing by accredited third-party labs: ICP-MS (metals), GC-MS/MS (pesticides)
- Plantation management follows good agricultural practice to minimize pesticide use
- Results summarized on the COA; full lab reports available on request
- EU-bound orders can be tested against the full EU MRL list; US orders against FDA/USDA limits
- Extra parameters can be added to the panel — usually a few extra days of lead time
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This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.
