Dear Sir / Madam,We are a trading company located in Singapore. We deal in pole line hardwares, attenuators, steel items as well as PTSA chemicals. We would like to know if your company is interested in purchasing Para Tolune Sulfonic Acid (in spec of 95%, 97% & 98%).We will be most appreciated if you could kindly drop us an email and DO let us know your expect price and quantity per year if you are interested. Best regards,Ru Na