NEW! PKA Standard for IVIG and Albumin Safety Testing

Posted: July 21, 2020


Reliable testing for procoagulant contaminants

Diapharma offers a variety of products for sensitive quality control and safety testing to ensure removal of thrombogenic agents in IVIG and Albumin preparations.

Prekallikrein Activity Assays

Specialty Range of PKA Assay Kits, Reagents & Controls

Fractionation of Human plasma to produce Human Albumin and Immunoglobulin preparations can result in concentration of PKA. Diapharma offers the highest quality PKA assay kits and reagents from Pathway Diagnostics.


  • Complete kits of matched reagents that are EP compliant
  • Standard & control calibrated against the PKA international Standard
  • Minimal batch-to-batch variation
  • Unique Immunoglobulin high-blank blocking reagent
  • Human Prekallikrein Pool: Save time and repeat runs with this ready to use, convenient, reproducible Human Prekallikrein Pool.

Featured Product: Prekallikrein Activator Assay Standard

  • For use in the determination of PKA. Ideal to use with in-house developed PKA assays to increase convenience and streamline workflow.

Ordering Info:

Prekallikrein Activator (PKA) Assay Kit
Prekallikrein Activator (PKA) Assay Ig Kit
Prekallikrein Activator (PKA) Assay Kit – EP method
Prekallikrein Activator (PKA) Assay Ig Kit – EP method
Human Prekallikrein Pool
Just Positive PKA Control
High Positive PKA Control
Prekallikrein Activator Assay Standard – NEW!
Chromogenix S-2302™


Immunoglobulin IVIG Testing



Chromogenic kit for determination of low levels of FXIa in enriched or highly purified protein

  • The most sensitive kit on the market
  • Low interference – ideal for in-process and final testing of immunoglobulin preparations
  • Reagents comprise highly purified components

Rossix Rox Factor XIa chromogenic assay kit measurement principle


Technothrombin TGA

Fluorogenic assay for determination of thrombin generation

  • Give thrombotic potential a number
  • Ceveron® s100 for automated TGA or 96-well plate applications

thrombin generation assay

Chromogenic substrates

S-2302 (S820340)

  • Prekallikrein, kallikrein inhibitors, FXII, prekallikrein activators in albumin and immunoglobulin preparations

S-2366 (S821090)

  • FXI, APC

S-2238 (S820324)

  • Thrombin, prothrombin, antithrombin

S-2288 (S820852)

  • Broad spectrum of serine proteases

All products are for research use only in the U.S. and Canada.


The Diapharma team brings a deep knowledge base and strong technical expertise to every customer interaction. Questions about any product in our lineup? We’re just a click or phone call away.

800.526.5224 | |


8948 Beckett Rd, West Chester, OH 45069