Chronolog CORP
Chrono-log Corp manufactures platelet aggregometry instruments and reagents for platelet function testing. The company produces the Model 700 Lumi-Aggregometer, available in two- or four-channel configurations for measuring platelet function in whole blood and plasma samples, and the Model 490 4+4 Optical Aggregometer, available in four or eight channel configurations for plasma samples. The company also produces platelet aggregation reagents including ADP, collagen, and thrombin, as well as ristocetin cofactor assay reagents, serving clinical diagnostics and scientific research.
What they make
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Chronolog CORP | Havertown | PA | 1–19 | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


