Precision Solutions 1 MISSION Provide reliable calibration services 2 ACCREDITED LABS Ready to serve 3 TYPES 4 DAYS To calibrate any weight from any brand Emergency Contact Information Call 800-472-6703 and press 1 to reach on-call personnel outside of our normal business hours. Extended Business Hours Monday through Friday from 6:30 a.m. to 6:30 p.m. Saturday from 8:00 a.m. to 12:00 p.m. Central Time 800-472-6703 230 W. Coleman Street, Rice Lake, WI 54868 USA USA: 800-472-6703 | Direct: 715-234-9171 | Fax: 715-234-6967 Canada and Mexico: +1-800-321-6703 | Europe: +39 0536 843418 China: +86 21 66314055 | International Direct: +1-715-234-9171 © 2025 Rice Lake Weighing Systems PN 32332 6/25 Specifications subject to change without notice CORPORATE OFFICE New Pricing Effective June 1

Calibration Services ASTM Mass Reference Standards OIML Mass Reference Standards GREAT LOCATIONS ASTM Balance Calibration Weights ASTM Stainless Steel Field Weights ASTM Cast Iron Field Weights ASTM Specialty Calibration Weights Accessories and Cases Balances Reference Same Great Service Our metrology labs in Rice Lake, WI and Concord, CA both calibrate any brand of precision or industrial weight with a four-day turnaround. Both labs are ISO/IEC 17025:2017 accredited for their measurement capabilities. Accreditation brings an unbiased, third-party evaluation of our measurement and technical capabilities,...

Complete Calibration Services State and International Reciprocity Rice Lake Weighing Systems’ Metrology Labs Customer Relations Metrology Lab Teams Order and Customer Service Packaging Weights Weight Handling Procedure Contact Us Documentation What Type of Documentation Do I Need for My Weights? Legal for Trade Weight Applications New Weights Certificate Quick Look Certificate of Weight Calibration (Accredited) Certificate of Weight Calibration (Non-accredited) Rice Lake Certificate Selection Guide

CALIBRATION NVLAP Lab Code 105001-0 NVLAP Lab Code 600169-0 Complete Calibration Services State and International Reciprocity Rice Lake Weighing Systems offers comprehensive calibration services through its two ISO/IEC 17025 accredited metrology labs in Rice Lake, WI and Concord, CA. Together, these laboratories provide state-of-the-art services that promise advanced metrology expertise and a commitment to customer service through continuous improvement. Our two accredited labs offer a full selection of calibration weights, accessories and services. Our metrologists can certify weights to ASTM...

CALIBRATION SERVICES Rice Lake Weighing Systems’ Metrology Labs Rice Lake, WI Concord, CA Customer Relations Order and Customer Service Mike Solie Deanna Stanley Sonya Hegle Beck Morgan Shannon Paul Mark Ruefenacht Dylan Callahan Matt Piazza Jamie Springer Casey Sutherland Product Manager Inside Sales Manager Our metrology labs in Rice Lake, WI and Concord, CA calibrate any brand of precision or industrial weight with a four-day turnaround. Both labs are ISO/IEC 17025 accredited for their measurement capabilities. Accreditation brings an unbiased, third party evaluation of our measurement and...

What is Traceability? Traceability is documentation proving a direct link to the official U.S. one kilogram weight standard housed at the National Institute of Standards and Technology (NIST). NIST standards are calibrated to the international one kilogram weight standard maintained at the International Bureau of Weights and Measures (BIPM). Traceability not only means that a weight or mass standard has links to the one kilogram standard, but also that the measurements are appropriate for the accuracy class required for the application. Traceability also requires proof that all environmental...

CALIBRATION SERVICES WEIGHING INSTRUMENT CUSTOMER WEIGHTS Bureau International des Poids et Mesures - Paris, France Rice Lake Calibration Laboratory CIBE - Milan, Italy Rice Lake Calibration Laboratory - Rice Lake, WI Rice Lake Calibration Laboratory - Concord, CA RICE LAKE’S CALIBRATION LABORATORIES National Metrology Institute (NIST) Gaithersburg, MD NATIONAL METROLOGY INSTITUTE (NIST) INTERNATIONAL SYSTEM OF UNITS (SI) An ISO 9001 Registered Company © 2025 Rice Lake Weighing Systems 6/25 Prices and specifications subject to change without notice. Visit ricelake.com for current

1 CALIBRATION SERVICES Packaging Weights Virtually all Rice Lake calibration weight services in our Concord, CA and Rice Lake, WI metrology labs offer an industry-leading four-day turnaround. It is important that your calibration weights arrive at our labs undamaged. To pack your weights safely, please follow the steps below: 1. Secure Your Weights Single weights should be individually wrapped. Weight sets need to be secure within their case. Even accessories such as milligram covers need to be protected so they cannot move. All weights need to be secure in a container designed to withstand the...

CALIBRATION SERVICES • AH weights and cases are inspected for damage and scheduled for calibration upon arrival to the lab. • ALL stickers and markers are removed from the weights. • Precision weights receiving accredited calibration are checked for magnetism. • A maximum permissible error test is conducted. • Any follow up with the client is completed. • Weights should be clean and in good repair. • Weights shaLL be identified with a permanent serial number or mark into the surface of the weight. • Stickers and markers are not allowed and wiLL be removed. The added mass of the sticker may change...

CALIBRATION SERVICES Documentation Rice Lake’s Labs in California and Wisconsin offer two types of weight documentation: accredited and non-accredited. An accredited document is ISO/IEC 17025 accredited through NVLAP and A2LA. Measurements are traceable to the SI through NIST. Rice Lake offers one accredited document: • Certificate of Weight Calibration Rice Lake offers two non-accredited documents: • Certificate of Weight Calibration (non-accredited but measurements are traceable to the SI through NIST) (non-accredited and not traceable to NIST) Depending on the class of weight being evaluated,...