In the intricate field of biotechnology and life sciences, the quality and composition of cell culture media are paramount to achieving reliable and reproducible experimental results. L-Cysteine Hydrochloride Monohydrate (CAS 7048-04-6) is a fundamental amino acid derivative that plays an indispensable role in supporting cell viability, proliferation, and overall cellular function. As a dedicated supplier of high-purity biochemicals from China, we understand the critical needs of researchers and biopharmaceutical manufacturers.
L-Cysteine Hydrochloride Monohydrate is renowned for its function as a precursor to glutathione, a powerful intracellular antioxidant. This protective role is crucial for cells grown in vitro, shielding them from oxidative stress and maintaining redox balance. By ensuring robust cellular health, L-Cysteine Hydrochloride Monohydrate enhances the reliability of cell-based assays and the consistency of biopharmaceutical production. Researchers often seek to buy L-Cysteine Hydrochloride Monohydrate specifically for its antioxidant support in sensitive cell lines.
Moreover, this amino acid derivative is integral to protein synthesis and structural integrity. It provides the cysteine residues necessary for the formation of disulfide bonds, which are critical for the proper folding and stability of proteins. This is particularly vital in the production of recombinant proteins, therapeutic antibodies, and other biopharmaceuticals where precise protein conformation directly impacts efficacy and function. Including high-quality L-Cysteine Hydrochloride Monohydrate in cell culture media can significantly boost the yield and quality of these high-value biomolecules.
For biopharmaceutical companies and research institutions, sourcing this key ingredient requires a dependable supplier. Our position as a leading manufacturer in China allows us to offer L-Cysteine Hydrochloride Monohydrate at competitive pricing, coupled with stringent quality control to meet the exacting standards of cell culture applications. We provide essential documentation such as COA and TDS to support your validation processes.
The ability of L-Cysteine Hydrochloride Monohydrate to support cell adhesion and growth further expands its utility, making it vital for the development of complex tissue models and regenerative medicine. Its inclusion in specialized media enhances the attachment and expansion of various cell types, including stem cells and primary cells. When you need to purchase L-Cysteine Hydrochloride Monohydrate for your cell culture needs, choosing a supplier that guarantees purity and consistency is essential.
We are committed to serving the biotechnology sector with premium L-Cysteine Hydrochloride Monohydrate. Contact us for a quote to secure your supply of this critical cell culture component and leverage our manufacturing expertise from China.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.