Calprotectin Products for Point of Care


Alpha Laboratories offers the simple to use Quantum Blue® test format to provide the ideal solution for clinicians and point of care applications.

The Quantum Blue reader can be used with a number of different assays to give quantitative results in a time frame that can impact the clinical decision. This includes:

  • Faecal Calprotectin
  • Serum Calprotectin
  • CRP
  • TNFα Therapeutic Drug Monitoring

We also further support you with a comprehensive range of collection and sample handling products.

Quantum Blue® Calprotectin in Faeces

Quantum Blue® fCAL is a rapid, quantitative Calprotectin testing platform for lower throughput requirements.

If your Calprotectin test request number is too low to achieve a reasonable turn around time using an ELISA method, or you require rapid results, Quantum Blue® provides a comprehensive, cost effective, entry-level Calprotectin testing platform. Quantum Blue® can be used in either the clinic or laboratory setting.

  • Based on established lateral flow technology
  • Provides a quantitative measurement of Calprotectin in faecal samples in 12 mins
  • Results can be downloaded to the LIS
  • Simple and rapid extraction and test process
  • Compact benchtop reader
  • Excellent correlation with the Bühlmann Calprotectin ELISA: uses a consistent cut off value (50µg/g)
  • There are two kits available for testing calprotectin in stool samples:
    Quantum Blue® fCAL High Range (LF-CHR25) – measurable range 100-1800µg/g
    Quantum Blue® fCAL Extended Range (LF-CALE25) – measurable range 30-1000µg/g

Quantum Blue Calprotectin Reader for Laboratories
Quantum Blue Calprotectin Reader for Laboratories

New Extended Range Kit

The extended range kit is for use with Quantum Blue Two second generation instruments
(Serial no. >1000)

  • Diagnosis and monitoring of therapy with a single test format
  • Simplify laboratory procedures with a single protocol across the concentration range
  • Improve stock management as one kit covers two requirements

Find out more about Quantum Blue fCAL

Buy Online

Quantum Blue® fCAL
Product Code Description Pack Size
LF-CHR25 Quantum Blue® fCAL High Range 25 Tests
LF-CALE25 Quantum Blue® fCAL Extended 25 Tests

Quantum Blue® Calprotectin in Serum

Quantum Blue® sCAL (LF-MRP25) is a quantitative test designed to determine the level of calprotectin in serum and is used as a surrogate marker for the presence of elevated polymorphonuclear cells. The test has been demonstrated to be useful in:

  • The management of care for arthritis patients
  • Patients with cardiovascular disease
  • In transplant patients
  • Matrix: Serum
  • Range: 0.42 – 10µg/ml
  • Test Time: 12 minutes
  • Sample size: 20µl
  • Test Format: Individually sealed lateral flow device

Key Literature


Helping to Manage Juvenile Idiopathic Arthritis
Great Ormond Street Hospital User Report – Serum Calprotectin Monitoring

Serum Calprotectin Quantitative Lateral-flow Test
Product Code Description Pack Size
LF-MRP25 Quantum Blue® sCAL 25 Tests

Quantum Blue® Therapeutic Drug Monitoring

The BÜHLMANN Quantum Blue® Therapeutic Drug Monitoring assays are the first rapid tests to measure Infliximab and Adalimumab trough level in patient’s serum, allowing timely decision making for dose adjustments before the next dose.

  • Quantitative range:
    • Infliximab: 0.4 – 20µg/ml – Linear up to 180µg/ml
    • Adalimumab: 1.3 – 35µg/ml
  • Single use assay:
    • No need to batch samples
    • Individually packaged test
  • Assay time of 15 minutes
  • Correlation with ELISA method
  • Control included on each cassette
  • Read using a simple bench top reader (about the size of a desk top telephone)
  • Available in two pack sizes


Buy Online

Quantum Blue anti-TNFα Drug Monitoring
Product Code Description Pack Size
LF-TLIF25 Quantum Blue® Infliximab 25 Tests
LF-TLIF10 Quantum Blue® Infliximab 10 Tests
LF-TLAD25 Quantum Blue® Adalimumab 25 Tests
LF-TLAD10 Quantum Blue® Adalimumab 10 Tests