The content of protein is 3.5% ~ 5.0% (w/v).
Hemoglobin content ≤ 0.02%( w/v)
Sterility test negative
Mycoplasma test negative
Bacterial endotoxin ≤5 (EU/mL)
Bovine diarrhea virus negative
Escherichia coli phage negative
Growth curve supporting cell proliferation (inoculation concentration) Sp2/0-Ag 14 The maximum proliferation concentration is ≥2.5× 106 cells /ml.
Cell doubling time ≤ 15h
The cloning rate is ≥ 85%