Description
The MEDILAB Le Chatelier Density Flask is a precision laboratory flask designed for accurate determination of the density of fine powders, cement, and other granular materials. Manufactured from high-quality Borosilicate Glass 3.3, it ensures reliable volumetric measurements with exceptional chemical and thermal stability. This flask is an essential tool in cement testing, quality control, and material research, where precise density values are critical for performance evaluation. Its robust construction, clarity, and accuracy make it suitable for routine laboratory and industrial applications.
Key Features
- High-precision volumetric design for accurate density determination of powders and cement materials.
- Manufactured from Borosilicate Glass 3.3, offering excellent thermal resistance and chemical durability.
- Clear graduation markings for easy and error-free reading.
- Narrow neck and bulb-shaped body ensure precise measurement and reduced volumetric error.
- Smooth, flawless glass surface for easy cleaning and minimal contamination.
- Excellent dimensional accuracy, suitable for QC/QA laboratories and accredited material testing labs.
- Resistant to acids, alkalis, and laboratory solvents, ensuring long operational life.
- Available in multiple capacities to suit a wide range of testing requirements.
Material Specifications
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Material: Borosilicate Glass 3.3
Thermal Properties:
- High thermal shock resistance
- Low coefficient of expansion (approx. 3.3 × 10⁻⁶/K)
- Suitable for heating and autoclaving
Chemical Resistance:
- Resistant to most chemicals, acids, salts, and organic solvents
- Virtually inert and non-reactive
Mechanical Properties:
- Excellent hardness and scratch resistance
- Maintains accuracy over long-term laboratory use
Standards Compliance:
- Manufactured as per international laboratory glassware norms (ISO/DIN guidelines)
- Suitable for cement density testing standards (ASTM C188, EN 196-6, IS standards)
Technical Specifications
Available Capacity:
- 250 ml (standard capacity for cement density testing)
Design:
- Bulb-shaped body with a long graduated neck
- Clear and permanent graduation marks
- Standard ground joint/stopper (as applicable)
Accuracy & Tolerance:
- High-precision volumetric accuracy suitable for cement testing
- Narrow tolerance for minimal measurement deviation
Calibration:
- Factory checked for dimensional and volumetric accuracy
- Compatible with laboratory recalibration procedures
Packaging:
- Individually packed in shock-resistant protective boxes
- Export-grade outer cartons for safe global shipping
Accessories (Optional):
- Glass or plastic stopper
- Thermometer (as required by test methods)
Handling & Precautions
- Handle with care to prevent shock or breakage.
- Clean with mild laboratory detergents; avoid abrasive materials.
- Suitable for autoclaving; avoid sudden temperature changes to minimise thermal shock.
- Do not use metal tools inside the flask to prevent scratching.
- Always ensure proper drying before use to maintain measurement accuracy.
- Store in a cushioned rack or cabinet to protect the neck and graduation area.
- Use only with compatible fluids recommended for density determination.
Applications
- Cement, mortar, and building material testing laboratories
- Chemical, petrochemical, and material research labs
- Quality Control (QC) and Quality Assurance (QA) testing
- Academic and research institutions
- Powder density evaluation in pharma and chemical industries
- Standardized density tests following ASTM, EN, IS, and equivalent methods
This flask plays a key role in daily material analysis workflows, ensuring consistent and accurate density measurements essential for formulation, quality validation, and product development.
Why Choose MEDILAB
- 35+ years of expertise in scientific and laboratory glassware manufacturing
- Trusted by laboratories in 40+ countries with strong global distribution
- Export-quality production standards ensuring premium precision and durability
- OEM & private labeling support for brands and institutions worldwide
- Consistent quality, reliability, and stringent QC at every production stage
- Robust international packaging designed for safe long-distance shipments
- Fast production and reliable worldwide supply for bulk and repeat orders






