印度采购需求：纳米材料

We are looking to source Nano Hydroxyapatite with a purity of ≥ 99%. Key specifications include a particle size of 20 nm, rod-shaped particles (short bar shapes are acceptable, but needle shapes are not), and an aspect ratio less than 3 (Length/Width ≤ 3). The product must be food grade and Halal certified, suitable for oral and dental care applications. Please send us the technical data sheet (TDS), material safety data sheet (MSDS), particle size distribution report, food grade certification, and Halal certification. Additionally, we would appreciate your best competitive pricing. Thank you!