Cat#:	E033
Description/Features:	Reference standard endotoxin was used along with the limulus amebocyte lysate assay kit to determine the concentration of endotoxins in isolated samples of human holotransferrin and apotransferrin used to treat primary hepatocyte cultures.
Origin:	E. coli 055:B5
Appearance:	White powder
Endotoxin:	10000 - 20000 EU/vial
Solubility:	4000 EU/ml solution using endotoxin-free water
Storage:	Stored at 2-8 °C