Normax Volumetric Flask Clear Glass with Glass Stopper 250mL

Normax Volumetric Flask Clear Glass with Glass Stopper 250 mL

Product Code 31 686 36V

Normax Volumetric Flask Clear Glass with Glass Stopper 250mL provides reliable Class A accuracy for precise solution preparation. Laboratories use this flask for repeatable standard solutions and controlled dilutions. The borosilicate glass body offers excellent clarity, chemical resistance, and thermal stability.

A ground glass stopper seals the flask securely. This seal helps prevent evaporation and contamination. The blue graduation mark gives a clear reference for accurate meniscus alignment. Normax manufactures this flask according to ISO 1042 standards. Each unit includes a Certificate of Performance for verified and traceable calibration.

Key Features

• Class A accuracy compliant with ISO 1042
• Ground glass stopper provides an airtight seal
• Borosilicate glass resists heat and chemicals
• Blue graduation mark improves reading accuracy
• 250 mL capacity supports routine and analytical work
• Certificate of Performance supports GMP and QC workflows
• Clear glass body allows easy solution inspection

Specifications

• Brand: Normax
• Model: 31 686 36V
• Capacity: 250 mL
• Accuracy class: Class A
• Material: Borosilicate glass
• Stopper type: Ground glass
• Graduation color: Blue
• Standard: ISO 1042
• Certificate: Included
• Autoclavable: Yes
• Chemical resistance: Excellent

Applications

• Analytical chemistry and dilution preparation
• Pharmaceutical and quality control laboratories
• Environmental testing and reagent preparation
• Industrial research and formulation work
• Academic and teaching laboratories

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.
Store upright with the stopper removed.

Conclusion

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