Dear Sir Madam, CAS No.:NON Other Names:methyl tin mercaptan MF:NON EINECS No.:NON Purity:99.99% Type:Plastic Auxiliary Agent Usage:rmaceutical packaging AIDS,Plastic Auxiliary Agents,Rubber Auxiliary Agents Color:colorless, transparent Appearance:liquid Usage:heat stabilizer Tin content:19%+ -0.5 Sulfur Content:12+ -0.5 Acid KOH mg g):0.0-4.0 Chroma: