ARK™ Methotrexate

ARK™ 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.

• 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
• Dilution Buffer and High Range Controls available for high concentration samples

Calibrator: Methotrexate Calibrator

Control: Methotrexate Controls

Locations that Product is Available

USA - Not available in all countries. Contact us for availability.


Have a questions about a product or want a sample?

Contact Us

Ordering Information

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

Pricing and ordering details are determined by several factors.  Please provide your contact information and we will be in touch shortly with more detailed product information.

Get in Touch

When you’re ready to order, we’re here to help.

Fill out the form below and someone from our team will get back to you shortly.