Disposable surgical gloves and Pasteur (Transfer) pipettes as potential sources of contamination in nitrite and nitrate assays.

pettes as Potential Sources of Contamination in Nitrite and Nitrate Assays, Sinikka Makela, Mehrdad Yazdanpanah, Ian Adatia, and Graham Ellis ( Div. of Clin. Biochem., Depts. of Pediatric Lab. Med. and 3 Cardiol., Critical Care Med. and Pediatrics, Univ. of Toronto, The Hosp. for Sick Children, 555 University Ave., Toronto, ON, M5G 1X8, and 2 Dept. of Clin. Biochem., Univ. of Toronto, 100 College St., Toronto ON, M5G 1L5, Canada; * address for correspondence: 17 Runnymede Rd., Toronto, ON, M6S 2Y1, Canada; fax 416-766-2593; e-mail [email protected])