Synonyms: Azure 1; CI 52010; N,N,N'-trimethylthioninCAS No: 531-55-5 MDL No: MFCD00011935Molecular Formula: C15H16ClN3SMolecular Weight: 305.83Appearance: Supplied as a green to brown crystalline or powder.Purity: ≥80% (dye content)Solubility (0.1%):Clear blue solutionLoss on Drying:≤5%Absorpitivity (1%/1cm, at lambda max):≥1500Storage and Stability: Store at RT. Stable for 6 months after receipt. Light sensitive.Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.