Description

The MEDILAB Kjeldahl Distillation Assembly is a complete laboratory setup designed for accurate nitrogen determination using the classical Kjeldahl method. Widely used in chemical, food, environmental, and pharmaceutical laboratories, this assembly ensures reliable distillation performance with excellent thermal stability. Its robust construction and precision-engineered components make it ideal for routine analysis, quality control, and research applications where accuracy and consistency are critical.

Key Features

• Manufactured from high-purity Borosilicate Glass 3.3 for exceptional thermal and chemical resistance
• Complete assembly designed for seamless integration and efficient distillation workflow
• Precision-ground joints ensure leak-free operation and secure connections
• Excellent visibility of reactions and distillation stages
• Durable, reusable, and suitable for repeated heating cycles
• Compatible with standard Kjeldahl digestion and distillation equipment
• Smooth internal surfaces minimize residue buildup and simplify cleaning
• Resistant to acids, alkalis, and organic solvents typically used in nitrogen analysis

Material Specifications

• Material: Borosilicate Glass 3.3
• Properties: High thermal shock resistance (up to 200°C differential), Excellent chemical durability against aggressive reagents, low thermal expansion coefficient (≈3.3 × 10⁻⁶ /°C), high mechanical strength with stress-relieved construction
• Standards: Manufactured in compliance with  glassware standards, conforming to global laboratory glassware specifications for safety and accuracy

Technical Specifications

A complete assembly typically includes:

• Round Bottom Kjeldahl Flask – 500 mL, NS 24/29
• Multiple Adapter (2-neck parallel) – 19/26 socket, 24/29 cone
• Vertical Splash Head – cone 19/26
• Liebig Condenser – 200 mm, socket & cone 19/26
• Receiver Adapter – 19/26
• Dropping Funnel – 100 mL with PTFE key stopcock

General Technical Details:

• Precision-ground interchangeable joints
• Heat-resistant up to 400°C (dry conditions)
• Compatible with standard distillation stands and heating mantles
• Packaging: Individually protected components with foam cushioning for export safety
• Custom capacities, joint sizes, or component combinations available on request

Handling & Precautions

• Inspect all joints and glass surfaces before use to avoid stress fractures
• Heat gradually to prevent thermal shock—avoid placing hot glass directly on cold surfaces
• Clean with mild lab detergents; avoid abrasive scrubbing to maintain clarity
• Suitable for autoclaving; maximum recommended autoclave temperature: 121°C
• Avoid sudden vacuum application or rapid cooling
• Store components in padded holders to prevent accidental impact
• Ensure connections are properly greased (if required) to prevent joint seizing

Applications

The MEDILAB Kjeldahl Distillation Assembly is widely used in:

• Food & Beverage Industry: Protein determination in dairy, meat, grains, beverages
• Pharmaceutical Laboratories: Nitrogen content analysis in formulations
• Chemical & Fertilizer Industries: Ammonia and nitrogen quantification
• Environmental Testing Labs: Water, soil, and waste sample analysis
• Academic & Research Institutions: Teaching, training, and advanced experimentation
• QC/QA Laboratories: Routine quality monitoring and compliance testing

It plays a vital role in analytical workflows requiring precise nitrogen measurement for regulatory, research, or industrial needs.