SONNTEK'S HOUSE OF CHROMATOGRAPHY Ask Dave for the Daily Special! We are a Manufacturer of Research Lamps HPLC, UHPLC, FPLC Research Lamps and Spares, Knauer Instruments and Systems We Provide Service and Solutions Call or Email We are Happy to Help!     Lamps Find great lamps for your detector or spectrophotometer!   Instruments Check out our line of HPLC Instruments! Systems Explore our Purification Systems!  (pdf) / About Us Find Out More About Sonntek Current Lamp Prices 2025!   PARTS, REPAIR & SERVICE Knauer, GE Akta Instruments & More! WEB LINKS REQUEST INFO SEND US FEEDBACK SONNTEK, INC. 125 Pleasant Avenue Upper Saddle River, NJ 07458 1-201-236-9300 FAX 1-201-236-2277 E-mail