Quality Control

Quality Standards

We are constantly pushing the limits of what can be achieved and we do so with quality, safety and your success in mind. Our team of dedicated Quality Control professionals work precisely to ensure sustainable manufacturing practices are strictly followed throughout all stages of production.

In-House Testing

All products are verified and documented through meticulous testing methods including:

  • Assay
  • Identity
  • Loss on Drying
  • Heavy Metals (Pb, Hg, Cd, As)
  • Pesticide
  • Residual solvent
  • Microbiological

Third Party Testing

As a top priority, quality control and third party testing ensure our products are compliant with applicable United States Pharmacopeia standards. In addition, we honor our customer’s request for any additional testing requirements at their preferred laboratory.

As one of the largest recognized manufacturers in the world, customers have come to rely on the quality and consistency of the united Sanjiang companies!

About Us