Urea for Interference Testing (200 mg/mL solution)


Catalog #: K2010008U
Highly concentrated solution of Urea (200 mg/mL) provided with the corresponding diluent. Solution can be spiked in specimen to test Urea interference in various assays.

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Urea for Interference Testing

Catalog number: K2010008U
Lot number: Batch Dependent
Expiration date: Batch Dependent
Content: • Urea 200  mg/mL in diluent A (1 mL)
• Diluent A (2 mL)
Appearance: Clear Solution
Application: Interference Testing
Shelf-Life 1 year
Storage: At -20°C.
Keywords: Carbamide, Carbonyldiamide, urea interference

All Interference Products Brochure

Interference Testing Brochure


  • Schiettecatte, J., Anckaert, E., and Smitz, J. (2012). Interferences in Immunoassays. Advances in Immunoassay Technology.
  • Miller, J. J., and Levinson, S. S. (1996). Interferences In Immunoassays. Immunoassay, 165–190.
  • Ward, G. (2013). Rational investigations of immunoassay interferences. Pathology, 45.
  • Park, J. Y., and Kricka, L. J. (2013). Interferences in Immunoassay. The Immunoassay Handbook, 403–416.
  • EP07: Interference Testing in Clinical Chemistry. (2020). Retrieved from
  • Gilles A, Frechin L, Natchiar K, Biondani G, Loeffelholz OV, Holvec S, Malaval JL, Winum JY, Klaholz BP, Peyron JF. Targeting the Human 80S Ribosome in Cancer: From Structure to Function and Drug Design for Innovative Adjuvant Therapeutic Strategies. Cells. 2020 Mar 5;9(3). pii: E629.
  • Coussens NP, Auld D, Roby P, Walsh J, Baell JB, Kales S, Hadian K, Dahlin JL. Compound-Mediated Assay Interferences in Homogenous Proximity Assays. Assay Guidance Manual [Internet]. Bethesda (MD): Eli Lilly & Company and the National Center for Advancing Translational Sciences; 2004-.
    2020 Feb 1.
  • Use of urine organic acids method for the analysis of gamma-hydroxybutric acid (GHB): importance of urease in eliminating urea interference. Garg U, Scott D, Kiscoan M, Knoblauch J, Frazee CC 3rd, Wasserman G. Clin Toxicol (Phila). 2007;45(2):194-6.
  • Immunoglobulin G Determination in Human Serum and Milk Using an Immunosensor of New Conception Fitted with an Enzyme Probe as Transducer. Campanella L, Lelo D, Martini E, Tomassetti M. Sensors (Basel). 2008 Oct 28;8(10):6727-6746.
  • When one chip is not enough: augmenting the validity of SELDI-TOF proteomic profiles of clinical specimens.
    Kristina G, Radomir P, Eva B, Lenka D, Radek L, Rostislav V, Borivoj V, Dalibor V. Lab Chip. 2009 Apr 7;9(7):1014-7.

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Additional information

Weight 48 oz
Dimensions 8 × 7 × 6 in

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