CLSI Purchase Order Request

Before submitting your purchase order request, be sure to review all the information in the help text below to ensure your purchase order references the correct and necessary information to expedite the processing of your order. If you do not know the cost of the items you are requesting, or if you need an invoice or quote, e-mail us at customerservice@clsi.org or call us directly at +1-610-688-0100. Please note: We only accept purchase orders from the US and Canada for documents and webinars.