HYTEC Stop Solution (Allergy), 300ml bottle containing 1N sodium hydroxide solution, Part # 308051, sold separately or as a component contained in the following kits: (1) HYTEC Specific/Total IgE EIA kit, Part# 74155; and (2) HYTEC Specific IgG EIA Kit, Part# 74114.

Reason: Some of the Stop Solution bottles, a caustic solution, have been reported to leak.

Code information: Stop Solution bottles, REF 308051 - Lot numbers 154803, exp. 31-MAR-2021; and 154144, exp. 30-SEP-2020; HYTEC Specific & Total IgE Kit, REF 74155, Lot numbers 154104-11, exp. 30-SEP-2018; and 156932-1, exp. 30-JUN-2018 - all contain Stop Solution lot 154803; HYTEC Specific & Total IgE Kit, REF 74155, Lot numbers 154104-10, exp. 30-SEP-2018; 154104-7, exp. 30-SEP-2018; 154104-8, exp. 30-SEP-2018; and 154104-9, exp. 30 SEP-2018 - all contain Stop Solution lot 154144; and HYTEC Specific IgG EIA ref 74114, Lot number 155324, exp. 31-DEC-2018 - contains Stop Solution lot 154144.

Distribution pattern: Stop Solution bottles were distributed to AL, CA, FL, IL, KS, LA, MS, NJ, NY, SC, TX, WA, and to the U.S. Virgin Islands. Foreign distribution of the bottles was made to Germany. There was no government/military distribution. Assay kits containing the Stop Solution bottles were distributed to FL and to the following foreign countries: Austria, Denmark, France, Germany, Greece, Italy, Kuwait, Netherlands, Russia, Spain, and United Kingdom.