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Are heavy metals and pesticide residues tested on each batch of this osmanthus absolute?

Yes — every batch is tested for heavy metals and arsenic as mandatory items under GB 1886.265-2016, and pesticide-residue testing is available on request for markets that require it.

Mandatory Limits (GB 1886.265-2016)

ParameterLimitTest method
Lead (Pb)≤ 10 mg/kgGB 5009.74
Total arsenic (As)≤ 3.0 mg/kgGB 5009.11 / GB 5009.76

Additional Testing Available

  • Full heavy-metal panel (Pb, As, Cd, Hg) via ICP-MS
  • Pesticide multi-residue screening per EU/US market requirements
  • Mycotoxin and PAH screening on request

  • Flowers are grown in low-agriculture-input regions; material is solvent-extracted, which naturally removes most water-soluble residues
  • Third-party testing can be arranged at the buyer's cost with an independent lab of your choice

State your market's residue requirements and we will add the corresponding tests to the batch COA.

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บทความนี้เผยแพร่เมื่อ 2026-09-07 และอัปเดตล่าสุดเมื่อ 2026-09-07 โดยจะมีการปรับปรุงเนื้อหาอย่างต่อเนื่อง

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Guilin Four Seasons Sunshine

Founded in 2006, Guilin Four Seasons Sunshine F&F Co., Ltd. is a natural plant extract manufacturer and OEM/ODM partner in Guilin, China, combining proprietary Living-Fragrance physical extraction with supercritical fluid extraction to deliver pure, traceable botanical ingredients to global food, flavor, fragrance and personal care brands.