Yes, Science Exchange can invoice your institution before your order is complete. After you've accepted a quote, please contact Science Exchange Support at email@example.com or firstname.lastname@example.org with the 5-digit order number to request an invoice. An invoice will be provided to you within two hours.
Once Science Exchange receives your payment, we will hold on to your funds until the the service provider completes your order according to their statement of work. We will release payment to the service provider after your order is complete per the statement of work.