Sterile Preparation Vessel

A Sterile Preparation Vessel (also known as a Sterile Manufacturing Vessel or Aseptic Mixing Vessel) is specialized equipment used in the pharmaceutical, biotech, and healthcare industries for the safe, contamination-free preparation, mixing, and storage of sterile liquids. These vessels are critical for producing injectable drugs, eye drops, oral liquids, inhalers, and other sensitive formulations that require aseptic conditions to prevent microbial contamination. They comply with strict standards like cGMP (current Good Manufacturing Practice), USFDA, WHO, and ASME BPE guidelines to ensure product integrity and patient safety.

Sterile Manufacturing Vessel Video

Key Features and Design

Sterile preparation vessels are engineered for hygiene, durability, and precision. Common attributes include:

• Materials: Typically constructed from high-grade stainless steel (e.g., SS 316L) for corrosion resistance and smooth surfaces (electropolished to Ra < 0.25 µm for easy cleaning).

• Capacity Range: From small-scale (1–10 liters for R&D or high-value products like vaccines) to large industrial sizes (up to 20,000 liters).

• Jacketed Design: Double or triple jackets for heating/cooling (via steam, hot water, or chilled fluids) and temperature control (e.g., 40–60°C to protect heat-sensitive ingredients).

• Agitation Systems: Magnetic stirrers, paddle blades, or variable-speed agitators for uniform mixing of viscous or dense fluids without introducing contaminants.

• Sterilization Capabilities:

  • SIP (Sterilization-in-Place) using pure steam.

  • CIP (Clean-in-Place) for automated washing.

  • Nitrogen blanketing or sparging to displace oxygen and inhibit microbial growth.

• Filtration Integration: Inline sterile filters (0.22–0.45 micron) to remove particles and microorganisms during transfer.

• Controls and Monitoring: PLC-based panels for pH, temperature, pressure, and dissolved oxygen (DO) monitoring; often placed in Grade B cleanrooms under positive nitrogen pressure.

• Accessories: Flanged tops with silicone gaskets, harvesting ports, sampling valves, and variable frequency drives for stirrer speed.

These vessels are fully enclosed with domed tops and bottoms to minimize dead zones and facilitate drainage, reducing the risk of residue buildup.

Applications

• Injectable Preparation: Mixing active pharmaceutical ingredients (APIs), excipients, and solvents for IV fluids, syringes, or ampoules.

• Biotech Processes: Media preparation, cell culture blending, inactivation, or fermentation for vaccines, blood products, and biologics.

• Other Uses: Formulation of eye drops, syrups, suspensions, or inhaler solutions; storage and transport under sterile conditions.

Salient Features of Sterile Manufacturing Vessel

• Complete vessel design as per ASME Code.

• Instrumentation & connections comply with BPE & EHEDG guideline.

• Vessel design & fittings / Stirrer are designed for CIP / SIP.

• Complete aseptic design with Magnetic mixer & high shear Magnetic emulsifier.

• Zero dead leg aseptic design Flush bottom outlet diaphragm valve with SIP able.

• Sampling valve zero dead leg type with CIP/SIP able.

• Volume monitoring by Load Cell.

• PH Sensor / Conductivity Sensor provided on demand for online check Product PH & Conductivity.

Process Operation of Sterile Manufacturing Vessel

Jacketed Mixing Vessel (double jacketed vessel) including jacketed steam boiler is uses for mixing liquid and slightly solid materials. Jacketed Mixer assembly equipped with series of paddles types blades, pitched or flat blade of appropriate shape. In Mixer two consecutive blades move in opposite direction which creates laminar thinning of the material and facilitates uniform mixing. Paddle type blades mounted on scrapping arms and welded to hollow shaft have independent drive. Bottom support to the shaft called piyot provided for firmness of shaft during rotations. Paddles mounted on internal shaft creates relative movement of the material. For discharge of material different types of valves can be offered as per user requirements.

Technical Specification of Sterile Manufacturing Vessel

* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.