We are well known as the largest professional 5-HTP manufacturer in China, with ISO9001:2008 & Kosher Certified. 1. Excellent water solubility. 2. Free residue of organic solvent. 3. Peak X Free, AFT negative. 4. Non-irradiation. 5. Prompt delivery and long-term supply. 5-HTP | L-5-HTP | Griffonia Seed Extract Botanical Source: Griffonia Simplicifolia Seed Description: Yellow (20-30%) to white (98%,99%) crystalline powder CAS NO: 56-69-9; 4350-09-8 Formulate: C11H12N2O3 Molecular Weight: 220.23 Specifications: 15-30%, 98%, 99% by HPLC. Packed in fiber-drums with double-layer plastic bags inside. G.W.: 27.5KG, N.W.: 25.0kg per drum. Vol.: 40cm (Diameter) & 70cm (Height).