EnviroKleen certified thermometers feature black, non-toxic, biodegradable, Enviro-Safe liquid against lead-free, yellow back glass for easy readability and fewer reading errors. Ideal for use in chemical/petrochemical laboratories, universities, scientific institutions, food and beverage processing, pharmaceutical and medical industries, dairies, breweries and distilleries. Manufactured and tested by our USA quality team, these thermometers are traceable to NIST and include a multi-language (English, French, German, Italian, Portuguese, and Spanish) Statement of Accuracy and Traceability. Should you require an individual Thermometer Calibration Report, factory calibrated thermometers or custom calibration services are available. Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.