Product number Description Get quote 5607 anti-HBs, anti-HBc, anti-TP Negative, Delipidized Off the Clot Serum add 5606 anti-HBs, anti-HBc, anti-TP Negative, Off Clot Serum add 2760 Off The Clot, Normal Human Serum add 4604 Pour Off Human Serum add