Product Differentiation Table

  FBS Products FBS Alternatives
Ultimate Grade FBS Premium Grade FBS Select Grade FBS* Ultra Low IgG FBS FB Essence Bovine Calf Serum, Iron Supplemented
Country of Origin 100% US Origin  X X   X X X
USDA Approved Origin (Non-US)     X      
Product Features Single-Use Filtration Technology X X X X X  
Cold Temperature Manufactured X X X   X  
Class 100 Cleanroom Manufactured X X X   X  
Triple 0.1μm Sterile Filtered X X X X X  
Whole-lot Homogenous Technology X X X X X X
Independently Tested by Third-Party Laboratories X X X X X X
Specifications
Endotoxin** ≤ 5 ≤ 5 ≤ 10 ≤ 5 ≤ 20 ≤ 20
Hemoglobin** ≤ 25 ≤ 25 ≤ 25 ≤ 25 ≤ 25 ≤ 30
9CFR Virus Testing, Sterility, Mycoplasma X X X X X X
Biochemical Assay X X X X X X
Electrophoretic Profile X X X X X X
Additional Virus Testing by qPCR Technology X          

*Please check availability in your region.

** The care and attention devoted to the manufacture of our sera generates final test results that are substantially lower than set specifications. See lot-specific Certificates of Analysis for actual test results.