What is your sample policy for this Nardostachys spikenard oil?
Free samples are provided for evaluation: 10–30 g per grade for pure oil testing; blended or custom samples are charged at cost. The sample itself is free; express freight (DHL/UPS/FedEx) is charged to the buyer (collect) and can be refunded against the first production order. Samples ship with a mini-COA and GC-MS summary so you can evaluate quality before committing.This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.