Colorless to slightly yellow oily liquid. It has a pleasant aroma of black pepper and lotus. There are two isomers: left-handed and right-handed. The boiling point of right-handed body is 66-68 ℃, and the boiling point of left-handed body is 58-59 ℃ (2133Pa). Flash point, 49 ℃. Soluble in ethanol and ether, insoluble in water. The right-handed form exists in cinnamon oil, ginger oil, olive oil, fennel oil, etc. The left-handed substance exists in eucalyptus oil, star anise oil, sweet potato oil, bay oil, pepper oil, etc.
Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.
FAQ From Customers
Q1: What is the minimum order quantity?
A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?
A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?
A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?
A: Yes — Free samples are available; freight is at buyer's expense for express delivery.