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Buffer Dilution Requires Low Shear, Low Pulsation and Stable, Accurate Flow Rates

Four-piston diaphragm pumps, pump controllers and flow sensors/meters from PSG® Biotech are the preferred choice for ensuring a successful buffer dilution operation, resulting in the production of biologics that are safe and efficient for human administration.

Our Solutions for Inline Buffer Dilution

PSG Biotech offers best-in-class pumps, flow sensors and meters, and flow controls engineered to reliably and safely transfer and precisely meter critical biologic liquids handled during inline buffer dilution processes. Our advanced technology ensures optimal performance in buffer management systems, which are crucial for maintaining the integrity and consistency of biopharmaceutical production.

Importance of Inline Buffer Dilution

Inline buffer dilution is a critical process in the pharmaceutical industry, particularly in the production and purification of biopharmaceuticals. It involves the precise mixing of concentrated buffer solutions with water to achieve the desired buffer strength in real time, without the need for large storage tanks. This method is highly efficient and cost effective, reducing the need for extensive buffer preparation and storage infrastructure.

Key Operational Variables

Our solutions specifically address and control two significant operational variables in the inline buffer dilution process:

1. Stable & Accurate Flow Rates
Ensuring a stable and accurate flow rate is crucial for maintaining the consistency and quality of the buffer solution. Fluctuations in flow rate can lead to improper mixing and deviations in buffer concentration, which can negatively impact downstream processes such as chromatography and protein purification. Our advanced pumps and flow sensors are designed to provide a smooth and consistent flow, minimizing the risk of process interruptions and ensuring reliable outcomes.

2. Linear Flow Characteristic
A linear flow characteristic is essential for accurate and reproducible buffer dilution. Nonlinear flow can cause uneven mixing and inconsistent buffer concentrations, leading to variations in product quality. Our pumps maintain a linear flow characteristic, ensuring that the buffer and WFI are mixed evenly, and that the dilution process operates at optimal performance levels.

Achieving Peak Performance

Only when these variables—stable and accurate flow rate and linear flow characteristic—are properly achieved and maintained will the inline buffer dilution process realize its peak performance level. Our state-of-the-art technology and robust design ensure that these critical parameters are met, providing reliable and high-quality results for biopharmaceutical production.

By integrating our advanced inline buffer dilution solutions into your processes, you can enhance the efficiency, consistency and quality of your biopharmaceutical production, ensuring that your products meet the highest standards of purity and potency.

Application-Specific Solutions

Buffer Management Systems:
Our buffer management systems are designed to handle various types of buffers commonly used in biopharmaceutical processes, including phosphate, acetate and tris buffers. These systems ensure precise control over buffer preparation and delivery, enhancing the efficiency and reliability of the entire production process.

Protein Purification:
Accurate buffer dilution is critical in protein purification processes, such as ion exchange and affinity chromatography. For example, maintaining the correct buffer conditions is essential when using protein A resins for antibody purification. Our solutions ensure that buffers are prepared accurately and consistently, which is vital for achieving high purity and yield of the target protein.

Cell Culture:
In cell culture processes, such as those involving CHO or HEK cells, buffer conditions must be carefully controlled to maintain cell viability and productivity. Our inline dilution systems ensure that the culture media are prepared with the correct buffer concentrations, supporting optimal cell growth and protein expression.

Batch Processing:
For batch processing applications, our inline buffer dilution systems provide the flexibility and precision needed to prepare buffers on demand. This reduces the need for large buffer storage tanks and simplifies the overall production process. The ability to produce buffers in real time also enhances process efficiency and reduces the risk of contamination.

Monolith Columns:
When using monolith columns for high-throughput chromatography, precise buffer conditions are essential for achieving high resolution and speed. Our solutions ensure that buffers are consistently prepared and delivered, supporting the optimal performance of monolith columns.


Why PSG Biotech Solutions Are the Best Option for Inline Buffer Dilution

Quattroflow Four-Piston Diaphragm Pumps

Engineered for gentle, stable flow control, Quattroflow Four-Piston Diaphragm Pumps maintain consistent linear flow for optimal buffer-dilution performance. 

Quattroflow vs Competitors Comparison Chart

SumoFlo® Coriolis Flow
Meters

With best-in-class accuracy, SumoFlo Coriolis Flow Meters ensure precise, accurate measurement for buffer dilution. 

Quattroflow vs Competitors Comparison Chart

BioProTT™ FlowSU
System

Ultrasonic BioProTT FlowSU Systems are optimal for single-use buffer-dilution applications due to their ease of use and reliability
 

FlowSU vs Competitors Comparison Chart

BioProTT™ Clamp-On
Sensors

Ideal for monitoring flow rate in laboratory buffer-dilution applications, BioProTT Clamp-On sensors rely on non-invasive measurement technology.   
 

BioProTT vs Competitors Comparison Chart

Product Selector

As your trusted industry leader in flow transfer and measurement solutions, PSG Biotech offers a comprehensive range of pumps and flow meters tailored to meet your specific biologic flow-management requirements.

Use the selector tool below to identify your desired flow rate range. Then, explore our extensive selection of products to find the perfect solution for your needs. Click on the product name for more information.



Flow (LPM)

0.002 - 0.05

0.002

SumoFlo U08

0.005 - 0.05

0.005

QB2

0.038 - 0.38

0.038

QB25**

0.001 - 0.5

0.001

QF30

0.02 - 1.5

0.02

SumoFlo 031

0.017 - 2

0.017

BioProTT™ 1/8"

0.02 - 3

0.02

QF150

0.5 - 5

0.5

SumoFlo 062

0.1 - 6

0.1

BioProTT™ 3/16"

0.1 - 8

0.1

BioProTT™ 1/4"

0.9 - 9

0.9

SumoFlo 063

0.1 - 10

0.1

BioProTT™ 3/8"

2 - 20

2

SumoFlo 082

0.3 - 20

0.3

BioProTT™ 1/2"

0.1 - 20

0.1

QF1200

4 - 40

4

SumoFlo 151

0.42 - 41.67

0.42

QF2500

6 - 60

6

SumoFlo 152

2 - 75

2

BioProTT™ 3/4"

2.5 - 80

2.5

BioProTT™ FlowSu 1"

0.83 - 83.33

0.83

QF4400

0.83 - 83.33

0.83

QF5050

0.83 - 100

0.83

QF5K

2 - 100

2

BioProTT™ 1"

10 - 100

10

SumoFlo 153

8.33 - 166.67

8.33

QF10K

16.67 - 266.67

16.67

QF20K