Stop cock for Aspirator bottle & Carboy, PP/Silicon/PTFE

The GISCOM  Stop Cock for Aspirator Bottles and Carboys is a precision-engineered dispensing valve designed for controlled release of laboratory liquids. Manufactured using high-performance PP, Silicon, and PTFE, it ensures leak-proof operation even under frequent use. This stopcock is essential for laboratories requiring safe, smooth, and contamination-free transfer of distilled water, reagents, buffers, and chemical solutions. It enhances workflow efficiency while maintaining excellent reliability during dispensing applications.

Key Features

• Leak-proof dispensing system designed for smooth, controlled flow.
• Chemically resistant construction using PP/Silicon/PTFE for long service life.
• Universal compatibility with GISCOM Aspirator Bottles and Carboys.
• User-friendly design with an ergonomic handle for easy opening/closing.
• Autoclavable & reusable, maintaining high performance after multiple sterilization cycles.
• Durable sealing components prevent dripping or sample loss.
• High mechanical strength suitable for routine laboratory and industrial operations.

Material Specifications

Material Composition:

• Body: Polypropylene (PP)
• Seal: Silicon
• Valve/Contact Components: PTFE

Properties:

• Excellent chemical resistance to acids, bases, and aqueous solutions
• High thermal stability suitable for autoclaving
• Strong mechanical durability and impact resistance

• Compliance: Manufactured under standard laboratory plasticware norms (ISO/ASTM compliant manufacturing processes)

Technical Specifications

• Compatibility: Designed specifically for GISCOM Aspirator Bottles and Carboys (PP models)
• Operating Temperature: Suitable for autoclaving up to 121°C
• Flow Control: Precision valve allowing controlled liquid dispensing
• Dimensions: Standardised fit to ensure secure threading and tight engagement
• Accessories Included: Complete stopcock assembly with sealing components ready for installation

Handling & Precautions

• Ensure the stopcock is securely threaded before dispensing any liquid.
• Clean with mild laboratory detergent; avoid abrasive cleaners.
• Autoclave with valve fully open to prevent pressure buildup.
• Do not overtighten the handle or threads to maintain long-term sealing integrity.
• Avoid use with highly volatile or corrosive organic solvents unless compatibility is confirmed.

Applications

• Ideal for dispensing distilled water, culture media, buffers, and aqueous solutions.

Widely used in:

• Research laboratories
• Pharmaceutical production units
• Biotechnology and life science facilities
• Chemical analysis labs
• Academic and industrial QC/QA laboratories

Supports routine laboratory workflow where safe and accurate liquid dispensing is essential.