Normax Volumetric Flask Clear Glass Plastic Stopper 250mL

Normax Volumetric Flask Clear Glass with Plastic Stopper 250 mL

Product Code 31 686 36

Normax Volumetric Flask Clear Glass Plastic Stopper 250mL delivers reliable Class A accuracy for precise volumetric preparation. Laboratories use this flask for standard solutions, calibration reagents, and accurate dilutions. It is made from high-quality borosilicate glass. The glass provides excellent clarity, chemical resistance, and thermal stability.

A plastic stopper creates a secure seal during handling and storage. It helps protect solutions from evaporation and contamination. The blue graduation mark offers a clear reference line. This marking supports consistent and accurate meniscus reading. Normax manufactures the flask in accordance with ISO 1042. Each unit includes a Certificate of Performance for verified and traceable accuracy.

Key Features

• Class A accuracy compliant with ISO 1042 standards
• Plastic stopper provides a secure and lightweight seal
• Borosilicate glass ensures durability and chemical resistance
• Blue graduation mark improves visibility and reading precision
• 250 mL capacity supports medium-volume solution preparation
• Certificate of Performance ensures calibration traceability
• Clear glass body allows easy inspection of solution clarity

Specifications

• Brand: Normax
• Model: 31 686 36
• Capacity: 250 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 material
• Chemical resistance: Excellent

Applications

• Analytical chemistry for standard solution preparation
• Pharmaceutical and quality control laboratories
• Environmental laboratories for buffers and calibration reagents
• Industrial research and formulation work
• Academic and research laboratories for volumetric training

Handling and Maintenance

Clean with mild, non-abrasive detergent.
Rinse with distilled or deionized water before use.
Dry the outer surface before reading the meniscus.
Avoid sudden temperature changes during handling.
Store upright and keep the stopper separate.

Conclusion

Normax Volumetric Flask Clear Glass Plastic Stopper 250mL with Plastic Stopper offers precision, durability, and compliance. It is a dependable choice for laboratories requiring certified Class A volumetric glassware.