Marquest Scientific, Inc. warrants its products against defects in material or workmanship for a period of three years from the date of shipment to the buyer. Adjustments under this warranty will be made only after complete inspection and confirmation of defects by Marquest Scientific, Inc. Liability under the warranty shall extend only to the replacement or correction of the product not conforming to the warranty as determined by Marquest Scientific, Inc. All materials must be returned freight prepaid. This warranty shall not apply to any product that has been modified or repaired by the customer without the manufacturer's knowledge and consent. This warranty shall not apply to products which have been subjected to misuse, improper maintenance, or damage through accident or negligence. No other warranty, written or oral is authorized by Marquest Scientific, Inc. No responsibility is assumed for any special, incidental or consequential damages. Implied warranties of merchantability and fitness for a particular purpose are also specifically disclaimed.