About Us


Tosoh Bioscience LLC is a premier provider of chromatography products, servicing customers in industry, academia and government institutions in the United States, Canada and Latin America.

Our HPLC columns and purification resins are relied on by chemists and engineers for research, process development, quality and process control in such diverse fields as life sciences, nutrition, chemical manufacturing, and environmental monitoring.

Our products are exclusively manufactured by the Bioscience Divison of Tosoh Corporation, our parent company, with headquarters in Tokyo, Japan.

The Tosoh Bioscience LLC office is conveniently located in King of Prussia, PA, about 20 miles northwest of Philadelphia. Our Supply Chain office is located in Grove City, OH, near Columbus.

If you are looking to join a dynamic, growing company, consider Tosoh Bioscience LLC as your company of choice! We offer a competitive salary and benefits package, including a 401(k) Plan, a bonus and profit sharing plan, and a comprehensive healthcare plan.

Thank you for your interest in Tosoh Bioscience!

Jobs Portal

If the available opportunities at Tosoh Bioscience LLC are not a close fit with your education and professional experience, please see all current openings in Tosoh companies in the US on the Tosoh jobs portal. For instance, Tosoh Bioscience, Inc., our sister company located in South San Francisco, offers sophisticated clinical diagnostic instruments and reagents to hospitals and doctor's offices. Other Tosoh subsidiaries in the United States include Tosoh SMD, and Tosoh Quartz, all of which manufacture components used in the semi-conductor industry.

Please visit the Tosoh jobs portal for the most current listing of all open positions.

Tosoh offers a comprehensive benefits package for eligible employees. This package includes: Medical (including RX), Dental, Vision, Basic Life, Voluntary Term Life, Accidental Death & Dismemberment, Short/Long Term Disability, Flexible Spending (Medical Spending and Dependent Care) to employees on the first of the month following date of hire for eligible employees regularly scheduled to work at least 20 hours/week.

A 401(k) plan is offered after 3 months of service. This plan includes a 4% employer match and a discretionary profit sharing component.

An Employee Assistance Program (EAP), tuition reimbursement, health club reimbursement, paid holidays, and a generous paid time off program are made available to eligible employees as of their date of hire. Bi-weekly payroll (with direct deposit) and a company bonus program compliment the benefit package described above!

Details regarding specific company benefits are available by contacting the Tosoh HR department ([email protected]).