Collected from healthy animals in carefully maintained standing herds of US origin.

• Sterility tested
• Endotoxin and mycoplasma testing available
• Lot to lot consistency

Raw serum is non-sterile. Low hemoglobin levels. Physiochemical constituents measured to ensure lot-to-lot consistency. Serum from specific breeds are available by request. Sterile-Filtered serum is sterility tested and sterile-filtered to 0.2 micron absolute. Endotoxin and mycoplasma testing available. Heat-inactivation is available if desired.