Rheumatoid Factor (RF) Concentrate - > 25 kIU/mL

Catalogue Number: 508-27
Product Name Rheumatoid Factor Concentrate
Source Human Plasma
Catalogue Number 508-27
Form Liquid
Purity Purified
Activity > 25,000 IU/mL (Abcam anti-Rheumatoid Factor IgM ELISA)
Assay Standard Non WHO Reference Material, Rheumatoid Arthritis Serum, 1st British Standard, NIBSC code: 64/002
Protein Reported in mg/mL (Biuret)
Specific Activity Report in IU/mg protein
Appearance Yellow to orange, clear to hazy liquid
Formulation Solution in 20 mM sodium phosphate, 0.5 M sodium chloride, 0.02% Proclin 300, pH 7.2.
Features - Highly concentrated for minimum volume additions for control/calibrator manufacturing versus plasma or serum, saving money on other material components
- Native-sourced, mimicking elevated RF human donor samples during assay interference studies
- Ideal for spike-interference studies in assay development and validation
- Available in large batch sizes to minimize lot-to-lot variability
Related Products 508-10 - Rheumatoid Factor Concentrate from human plasma
991-24-S-RA - Rheumatoid Factor serum samples from human patients
124-09 - Antistreptolysin from human plasma
Storage 2-8°C
Recertification 1 year
Synonyms RF, RF Concentrate
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.

Custom preparations, technical support, bulk quantities and aliquoting available, email Info@leebio.com for more details.

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508-27-2.5 $ 330.00 2,500 IU
508-27-10 $ 1,105.00 10,000 IU
508-27-25 $ 2,044.00 25,000 IU
508-27-100 Inquire 100,000 IU