U.S. and Canada Minimum order: $25.00

International: Big Science is unable to accept online orders with a billing or ship to address outside of the United States and Canada. To place an international order, please call Big Science at 1 704-992-6521 or e-mail us at sales@stirbars.com.


Prices listed herein are in U.S. dollars and are subject to change without notice.


Credit Cards: Payment via Visa, Mastercard or American Express are only accepted at time of ordering. Card will be processed at time of placement. Prepayment via credit card may be required for special order items or other circumstances. Credit Cards are not accepted for international orders. Please contact us directly.


All U.S. orders will include a flat $11 shipping fee.
All Canadian orders will include a $30 shipping fee.
Unless your order specifies the method of shipping desired, it will be shipped by the surface carrier of our selection.

Stock Items: Upon receipt of order, most orders for stock items will be shipped within 72 hours.

Next Day / 2nd Day Shipments: Emergency shipments can be processed until 1:00pm EST (subject to change without notice).

Drop Shipments: We will drop ship your order at no additional charge. Normal delivery charges apply.

Discrepancies: Shipping discrepancies must be noted on the carrier bill of lading and signed by the carrier's driver. All other discrepancies must be reported within 5 days of receipt of merchandise.

Damaged Merchandise: Damaged goods shipped by UPS & FedEx should be refused at the time of delivery. Damaged goods shipped by Truck should be noted on the bill of lading and signed by the carrier's driver. Please notify our Customer Service Department immediately at: 704-992-6521. Big Science will not be responsible for any damaged packages that were not refused or noted on the bill of lading.


The following items are non-returnable: Sterile items, prefilled formalin containers, charged microscope slides, custom merchandise, special order items, specially labeled products, private label products, Sedi-Tect™, Cul-Tect™, Bori-Vial™, discontinued items and partial cases.

Prior authorization is required for all returns. Unauthorized returns will not be accepted. Regularly stocked items are returnable in original, unopened cartons within 90 days of shipping date. Contact us at 704-992-6521 to request return instructions.