Manual

Product Number: CK02001N

Characteristics:

Source: Chinese Hamster Ovary cell line
Description: Human Interleukin-2 (Ala21-Thr153)
Accession #: P60568-1
Predicted molecular mass: 15.4 kDa

Specification:

Appearance: White powder, Colorless clear liquid after reconstitution
Purity: ≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining)
Endotoxin: ≤1 EU/mg by the LAL method
Activity: ≥1 x 10⁷ IU/mg. Measured in a cell proliferation assay using CTLL-2 mouse cytotoxic T cells

Formulation: Lyophilized from a 0.22 μm-filtered solution containing 10 mM PB, 5% mannitol and 0.01% Tween 80, pH 3.5

Size: 100 μg/vial, 1 mg/vial

Handling and Storage:

Reconstitution: It is recommended to redissolve in sterile deionized water.
Shipping: The product is shipped with blue ice.
Storage & Stability:

• 36 months at 2°C to 8°C in lyophilized state
• 6 months at -20°C to -80°C under sterile conditions after reconstitution
• 7-10 days at 2°C to 8°C under sterile conditions after reconstitution
  Use a manual defrost freezer and avoid repeated freeze-thaw cycles.