99% Pharmaceutical-Grade Purity - Rigorously purified Relaxation PM compound powder for nighttime nerve soothing, stress relief and sleep cycle regulation research use. 1.Lab-Verified 5mg/10mg Vials - Precisely compounded sterile lyophilized powder for professional laboratory research applications. 2.Night Calming Benefits - Balanced composite formula eases nervous tension, stabilizes mood and improves sleep rhythm for circadian rhythm and anti-anxiety mechanism research studies. 3.Third-Party HPLC/LC-MS Tested - Each batch passes strict purity and ingredient testing with complete COA documentation. 4.Easy Reconstitution - Quickly dissolved in bacteriostatic water for convenient in vitro and in vivo laboratory tests.