Finance & Accounting

This Finance & Accounting support page is available for anyone who is establishing or has established a financial transaction relationship with Bethyl Laboratories for purchasing Bethyl products or for vendors or potential vendors who will supply products or services to Bethyl.

Accounts Receivable


We ask all new customers wishing to use a purchase order complete the attached credit application and agreement. Please return the documents to or fax, 936-597-6105.

Download Credit Application

Download Bethyl W-9

Tax Exempt Customers

If you are tax exempt, please provide your state sales tax exempt or resale certificate by emailing it to the address below.

Bethyl Laboratories is currently not liable for collecting sales tax in all states. Therefore, if you are taxable and we don't collect sales tax, you are liable for paying your own state’s sales tax.

Accounts Payable


Please send invoices for payment and/or questions regarding invoice payment to email below.

Download ACH Enrollment Form