Description

Catalogue No.	Socket Size	Cone Size to fit Flask	Cone Size to fit condensor	Pcs. / Pack
11128/01	14/23	14/23	19/26	5
11128/02	14/23	19/26	19/26	5
11128/03	14/23	24/29	19/26	5
11128/04	14/23	34/35	24/29	5

The MEDILAB Adapter Claisen Head is a precision-engineered glass connector used to create dual-neck access in distillation, reflux, and synthesis setups. It allows simultaneous attachment of condensers, thermometers, dropping funnels, or other glassware, enhancing efficiency in multi-step reactions. Designed for robust and high-accuracy laboratory applications, the Claisen Head is essential for workflows requiring controlled heating, vapor handling, and parallel operations.

Key Features

• Manufactured from premium Borosilicate Glass 3.3 for outstanding thermal and chemical resistance
• DIN 12594 compliant for precision and universal laboratory compatibility
• Dual-arm construction allows two apparatus connections during distillation or reflux
• Smooth internal surfaces ensure optimized vapor flow and reduced contamination
• Stress-annealed body for enhanced durability and long service life
• Ground standard taper joints ensure leak-free, secure connections
• High-clarity glass for full visibility of reaction pathways
• Available with sloping 2 × B14 sockets (socket size 14/23) or other configurations upon request

Material Specifications

• Material: Borosilicate Glass 3.3

Thermal Properties:

• Exceptional thermal shock resistance
• Suitable for high-temperature heating, boiling, and distillation applications
• Low thermal expansion coefficient

Chemical Properties:

• Highly resistant to acids, bases, solvents, and aggressive laboratory chemicals
• Non-reactive surface to maintain sample purity

Mechanical Properties:

• Excellent structural strength and impact resistance for routine laboratory use

Standards & Compliance:

• Manufactured according to ISO, DIN (12594), and general ASTM laboratory glassware guidelines

Technical Specifications

• Joint Sizes Available: Common options include 14/23, 19/26, 24/29, and custom joints on request
• Socket Configuration: Sloping 2 × B14 sockets (14/23) for thermometer, condenser, or addition funnel attachment
• Tolerance: Precision-ground joints with strict dimensional accuracy for a perfect seal
• Construction: Dual-neck Claisen design with angled side arm for efficient vapor distribution

Packaging:

• Individually packed in protective, shock-absorbing boxes
• Multi-layer export packaging for safe international transport

Accessories:

• Compatible adapters, clamps, and thermometer inserts are available separately

Handling & Precautions

• Inspect joints for chips or cracks before each use
• Avoid rapid temperature changes to protect the glass from thermal stress
• Clean using mild laboratory detergents; avoid abrasive scrubbing materials
• Autoclavable at standard sterilization temperatures (up to 121°C)
• Heat gradually and cool slowly during high-temperature applications
• Do not expose to direct flame unless specifically intended for flame-safe operations
• Store in padded holders or racks to prevent mechanical impact damage

Applications

Widely used in:

• Chemical synthesis
• Distillation and fractional distillation
• Reflux reactions
• Pharmaceutical formulation studies
• Organic chemistry labs
• Biotech and research laboratories
• Academic and teaching laboratories
• QC/QA laboratories for process development

Enhances workflow efficiency by allowing simultaneous attachment of multiple apparatus components

Why Choose MEDILAB

• 35+ years of expertise in scientific and laboratory glassware manufacturing
• Strong export presence in 40+ countries worldwide
• Export-quality precision manufacturing with strict quality control
• OEM / Private Labeling available for distributors and institutional buyers
• Consistent performance, reliable quality, and long service life
• Robust global packaging standards for safe international delivery
• Trusted by leading universities, research institutes, and pharmaceutical companies