Serum - RF Positive - Bulk Volumes

Product Name	Rheumatoid Factor Positive Serum
Source	Single Human Donor
Catalogue Number	991-24-RF
Purity	Whole Serum
Form	Liquid
Titer	> 1,000 IU/mL (Immunoassay) High titer material available (> 5,000 IU/mL)
Related Products	508-27 - Rheumatoid Factor from human plasma - Purified 124-09 - Antistreptolysin from human plasma 991-55 - Rheumatoid Factor plasma from human donors - Bulk Units
Storage	-20°C
Recertification	Due to differing stabilities of various biomarkers in this complex biological material it is not possible to assign a single expiration date that is relevant to all biomarkers. The end user should monitor the biomarkers of interest to verify suitability over time.
Country of Origin	United States of America
Infectious Disease Testing	Negative or non-reactive at the donor level for anti-HIV 1 and 2, anti-HCV and HBsAg by FDA approved methods.
Disease Area	Autoimmune
Synonyms	RF