Product Description

S4 CHO medium is a basic medium that is animal-derived-component-free (ADCF), serum-free and protein-fee, which is suitable for batch culture, fed-batch culture and perfusion culture in the process of developing and producing therapeutic protein products using Chinese hamster ovary (CHO) cells. S4 CHO medium contains a small amount of yeast and plant-derived hydrolysates without hypoxanthine, thymine and L-glutamine, which is suitable for culture of CHO-K1, CHO-S, DG44 and other cell lines using GS and dhfr screening systems.

User Manual

S4 CHO medium is designed to improve the growth and production performance of CHO cells.

This product contains no hypoxanthine, no thymine, no L-glutamine, and no insulin

Hypoxanthine and thymine can be added as needed for cell culture using GS screening system

2~8mM L-glutamine can be added as needed for cell culture using dhfr screening system

1.6g/L sodium bicarbonate and 1.48g/L basic medium B can be added for powder package

If insulin is added, a concentration of 0.5-10mg/L is recommended


Product Catalogue


NameArticle No.PackageSpecification
S4 CHOM022-001Liquid1L
S4 CHO MediumMNP022-001Powder100g
MNP022-010Powder1kg
MNP022-050Powder2kg
MNP022-100Powder10kg
Basic Medium BMP100-001Powder10g
MP100-005Powder50g
MP100-015Powder150g
MP100-030Powder300g

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