Manual

Product Number: CK06501

Characteristics:

Source: Chinese Hamster Ovary cell line
Description: Human IL13 (Gly35-Asn146)
Accession # P35225
Predicted molecular mass: 12.3 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: ≤10 EU/mg by the LAL method
Activity: Measured in a cell proliferation assay using TF-1 cells. The ED50 ≤ 1.0 ng/ml, corresponding to a specific activity of ≥1×10⁶ U/mg.
Formulation: Lyophilized from a 0.22 μm-filtered solution containing PBS, 5% mannitol and 0.01% Tween 80, pH 7.4
Size: 50 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 -20°C to -80°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.