This product includes 10 ml liposomes with 10 mg/ml lipid concentration. The mass ratio of lipids is DPPC: cholesterol: PEGylated DSPE = 1.9:1. The concentration of ammonium sulfate encapsulated within the liposomes for drug loading is 200 mM. The buffer is 10 mM histidine, pH 6.5, 9.2 % sucrose. Liposomes are stored in a 2°C to 8°C refrigerator. DO NOT freeze liposomes.