Downstream Buffers

Optimized Downstream Conditions

Our Wide Range of Standard and Custom Made Process Buffers Will Optimize Your DSP Steps for Monoclonal Antibodies, Recombinant Proteins, Vaccines and Antibody Drug Conjugates

Global manufacturing facilities follow cGMP (21CFR820), ISO (9001) and ISO (13485) regulatory protocols to ensure a consistent, reliable and uninterrupted supply of your powder and liquid buffers in your preferred packaging. Whether you need a standard off-the-shelf buffer or a customized solution, Sartorius has an experienced team to guide your selection and development. Our offering also covers a wide range of applications including cleaning, transport and fill & finish.

Integrated Approach of Buffer Preparation

Downstream Processing Buffers

Buffer Solutions For Purification Steps

Either you are looking for a standard formulation including Sterile-Filtered WFI (water for injection-quality water) or a fully custom downstream product; we can manufacture any formulation to meet your specific needs when it comes to downstream processing steps.


Ready to hydrate Powder

Broad Capacities For Buffers & WFI-Quality Water

All Process Buffers You Need For Your Downstream Purification Steps

Buffer needs and volumes can become very large as processes grow and Sartorius is well equipped to work with you on minimizing the burden associated with transport logistics. We offer an extensive array of downstream processing buffers for protein, cellular, and viral-based therapeutics. Appropriate for the techniques you perform and for each steps of your process.

Media Services - Capabilities

Buffer Quality Systems

Priority On Quality, Flexibility And Assurance Of Supply

The process begins with approved and specified raw materials obtained from qualified vendors. Our insistence on superior-quality materials includes complete NAO (non-animal origin) traceability. Our buffer and Water for Injection (WFI) production systems meet both US and European Pharmacopoeia standards. Standard testing on finished products includes tests for sterility, osmolality, pH, and endotoxin content.

Media Services - Quality

Aseptically Processed WFI Quality Water

Water For Injection For Laboratory & Manufacturing Use

Our Water For Injection (WFI) products are manufactured and tested according to strict industry standards. It meets or exceeds USP and EP specifications. Use for in vitro diagnostic procedures has not been established, this product is manufactured aseptically under cGMP 21CFR820 conditions by a validated sterile filtration method. Our Water For Injection (WFI) can be used for media & buffer preparation, hydration, cleaning, washing, rinsing of filters or Equipment.

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