These reference thermometers are used in verification and certification procedures to comply with regulatory agencies or be used where extremely critical temperature readings are necessary. Each thermometer is certified against NIST standards and a certificate is supplied with any correction factors to the nearest tenth of a scale division if necessary. • Thermometers certified against NIST standards and are traceable to NIST. • Certified at several critical temperature points. • Supplied with certificate with correction factors. • Each thermometer is coated with fluoro-polymer material. • Each thermometer is individually serialized. • Includes felt-lined storage case. • Red spirit thermometer liquid.
