Normax Volumetric Flask Clear Glass with Plastic Stopper 20 mL

Normax Volumetric Flask Clear Glass with Plastic Stopper 20 mL

Product Code 31 686 11

The Normax Volumetric Flask 20 mL delivers reliable Class A accuracy for small-volume laboratory work. It is suitable for preparing standard solutions and precise dilutions. The flask is made from high-quality borosilicate glass. This material provides excellent clarity, strong chemical resistance, and stable thermal performance.

A plastic stopper creates a secure and lightweight seal. It helps prevent evaporation and contamination. The blue graduation mark offers a clear reference for accurate meniscus alignment. Normax manufactures this flask in accordance with ISO 1042 standards. Each unit includes a Certificate of Performance for traceable calibration.

Key Features

• Class A accuracy compliant with ISO 1042
• Plastic stopper ensures a secure and lightweight seal
• Borosilicate glass resists chemicals and thermal shock
• Blue graduation line improves meniscus visibility
• 20 mL capacity for controlled small-volume preparation
• Certificate of Performance supports SOP and GMP workflows
• Clear glass allows easy inspection of solution quality

Specifications

• Brand: Normax
• Model: 31 686 11
• Capacity: 20 mL
• Accuracy class: Class A
• Material: Borosilicate glass
• Stopper type: Plastic
• Graduation color: Blue
• Standard: ISO 1042
• Certificate: Included
• Autoclavable: Flask yes; stopper depends on plastic type
• Chemical resistance: Excellent

Applications

• Analytical chemistry and micro-volume preparation
• Pharmaceutical and quality control laboratories
• Environmental testing and indicator preparation
• Industrial R&D and micro-formulation work
• Academic and research laboratories

Handling and Maintenance

Clean with mild, non-abrasive detergent.
Rinse with distilled or deionized water before use.
Dry the exterior before reading the meniscus.
Avoid sudden temperature changes.
Store upright with the stopper removed.

Conclusion

The Normax Volumetric Flask 20 mL with Plastic Stopper offers certified accuracy and dependable performance. It is a practical choice for laboratories that require precise Class A volumetric glassware for small-volume applications.