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Methotrexate is an antimetabolite used in treatment of certain neoplastic diseases and has the potential for serious toxicity. It is also used to treat severe psoriasis and adult rheumatoid arthritis. 

Contact Sekisui Customer Service for use on Abbott ARCHITECT and Ortho Vitros®  4600 and 5600 automated clinical chemistry systems. 

Features and Benefits

• Convenient, liquid-stable, ready to use
• Excellent calibration range
• Low limit of quantitation
• No cross reactivity to 7-Hydroxymethotrexate (≤0.07%)
• Nonhazardous preservatives contain no sodium azide
• Measurement Range: 0.04 - 1.20 μmol/L; higher levels are tested by      dilution
• Easy to use, no additional preparation required
• Laboratory flexibility
• Dilution Buffer and High Range Controls available for high          concentration samples; up to 1,440 μmol/L was tested


Name Part Size
Methotrexate Assay 5026-0001-00 R1 16mL, R2 8mL
Methotrexate Calibrators 5026-0002-00 6 x 2mL
Methotrexate Complete Control 5026-0003-00 6 x 2mL
Methotrexate Norm Control 5026-0003-01 3 x 2mL
Methotrexate High Control 5026-0003-02 3 x 2mL
Methotrexate Dilution Buffer 5026-0004-00 1 x 25mL