Terms & Conditions

Terms & Conditions of  Website Use

RKI Instruments uses reasonable effort to provide accurate information on our web pages. This information is intended as a guide only and does not constitute any contract and is subject to change without notice. RKI is not liable for damages arising out of or in connection with the use of this site. RKI, under no circumstances, shall be liable for any direct, indirect, incidental, consequential or cumulative losses or damages arising out of or in connection with the use of this site or its contents, any errors, misrepresentations or omissions on the material contained on the site.

All web design, text, graphics, images and other content are the property of RKI Instruments, Inc. and are copyright @2021 RKI Instruments, Inc. All rights reserved.

RKI does not accept any liability related to third party websites which may be linked or accessible through this website.

You agree that the material accessed or downloaded through the use of this site is entirely at your own risk.


Prices are subject to change without notice. All prices are in US dollars.

Payment Terms

Our terms are net 30 days with credit approval. Customers with overdue accounts are subject to credit hold and may have future shipments sent COD or credit card payment only.

Minimum Billing/Handling Charges

$30.00 net minimum billing (excluding shipping charges) applies to any order. A handling charge will be added to any order under our minimum billing to equal $30.00.

Shipping Charges

Shipping is prepaid and added to the invoice at the shipper’s current published rates. Within North America, RKI ships via United Parcel Service ground unless otherwise specified.

Dangerous Goods Shipments

Dangerous goods (calibration gas cylinders and kits) incur additional handling and shipping charges. Third party / collect billing shipments that inlcude dangerous goods will be assessed a $20 hazmat handling fee.

Drop Shipments

RKI will drop ship to customers at no extra charge. RKI’s default method of shipment is UPS Ground.

Next Day Delivery

Orders that require next day delivery must be received by 12:00 noon PST. Items ordered will ship if they are in stock. Customers must confirm next day orders by phone to assure next day delivery.

Order Acknowledgement

RKI confirms all orders by fax. Discrepancies must be challenged by the customer before the scheduled ship date; otherwise RKI accepts no responsibility for incorrect orders.


Claims for shortage, shipping errors or damage must be made within 7 days after receipt of shipment.

Returns and Credits

Returns for credit must be accompanied by an RKI Material Return Form. Contact RKI for the Material Return Form, RMA number, and reason for return. RMA numbers are valid for 30 days only; after 30 days a new number must be requested. Returns not accompanied by a complete Material Return Form (with valid RMA number) will be returned to the sender. A restocking fee of $75.00 or 10% of the invoice value (whichever is greater) will apply to all credit returns. Shipping charges are not credited.

No returns of sensors, or instruments with sensors will be accepted after 30 days. No returns on dangerous goods or perishable items (tablets or tapes) shipments will be accepted.

Satisfaction Guarantee

We guarantee that our equipment will perform to our specifications. If the customer is not satisfied, the equipment may be returned to RKI within 15 days of original shipment for full credit less shipping charges, if accompanied by a completed Material Return Form (and valid RMA number) and in new condition.

Demo Equipment Policy

RKI full line distributors are expected to maintain a reasonable amount of RKI demo equipment for their own use, and RKI offers an extended discount for demo equipment purchases. If additional demo equipment is required, please discuss the requirement with your local RKI rep or regional manager. If RKI decides to lend a demo instrument for a specific purpose, the following conditions apply: The distributor must give RKI a P.O., and the distributor will be invoiced for the equipment. Invoice must be paid or instrument returned within 30 days or other agreed upon time period. If returned in time and in good condition, invoice will be reversed, less shipping charges. Distributor is responsible for any damage to equipment.