We are a professional manufacturer of P-tert-butyl Benzoic Acid, which is also called PTBBA, with capacity of more than 3000mt per year. We have been manufacturing and exporting this product for over 4 years, with very good feedback from clients in Europe, Japan and South-east Asia. Please find following the specification for your reference. We can also customize the quality according to your requirements. Besides, we also market various fine chemicals, if you are interested, please visit www.uniproma.com, and feel free to contact us for further information. Intermediates for organic synthesis, PP Nucleating agent, PVC thermal stabilizer, metalworking cutting oil, agent for lubricant additive, antioxidant, alkyd resin modifier, welding flux and dyestuff etc. Chemical Name: P-tert-butyl Benzoic Acid CAS No. : 98-73-7 Molecular formula: C11H14O2 Molecular weight: 178.23 Appearance: White crystalline powder Purity %: 99.0 min Acid value mgKOH/g: 312 - 316 Moisture %: 0.1 max Ash %: 0.1 max Iron ppm %: 3 max Package: 25kg net per craft bag, --kg per 20’, palletized and shrinkwrapped. Or customized package.