Payment & Shipping -

Payment & Shipping


Payment Terms

All orders will have Net 30 payments terms from the invoice date. Orders are invoiced the day after shipment occurs. Partial shipments may be partial invoiced if necessary.

Please see our Frequently Asked Questions for purchase order information.

If you are from a K-12 or Higher Educational institution in the United States and would like to pay with an institutional procurement card, please contact us at [email protected] Please note that a 3% charge will be added to all orders paid for with an institutional procurement card. Additional paperwork may be required to process procurement card orders.


Orders under $100 for delivery in the continental US will be subject to a $10 charge for ground shipment. Orders over $100 for delivery in the continental US will be shipped for free. All orders for next day delivery or expedited shipping will have cost calculated at checkout. All orders for delivery to Alaska or Hawaii should contact sales for shipping fees. Ground shipment orders will be shipped same business day or next business day once the purchase order is received. Next day delivery and expedited shipments have a 4pm CST cutoff and require that the purchase order is received by 4pm CST. Orders will be shipped via USPS or UPS unless specifically requested to use another carrier. Request to use another carrier may cause a delay in shipment. All purchase orders are subject to review for accuracy and validity.