Normax Volumetric Flask Clear Glass with Glass Stopper 20mL

Normax Volumetric Flask Clear Glass with Glass Stopper 20 mL

Product Code 31 686 12V

Normax Volumetric Flask Clear Glass with Glass Stopper 20mL delivers reliable Class A accuracy for small-volume solution preparation. Laboratories use this flask for standard solutions and precise dilutions. The borosilicate glass body provides excellent clarity, chemical resistance, and thermal stability.

A ground glass stopper seals the flask tightly. This seal helps prevent evaporation and contamination. The blue graduation mark offers a clear reference for accurate meniscus reading. Normax manufactures this flask in compliance with ISO 1042. Each unit includes a Certificate of Performance for verified calibration.

Key Features

• Class A accuracy compliant with ISO 1042
• Ground glass stopper ensures an airtight seal
• Borosilicate glass resists heat and chemicals
• Blue graduation mark improves reading precision
• 20 mL capacity supports small-volume preparation
• Certificate of Performance supports GMP and SOP workflows
• Clear glass body allows easy solution inspection

Specifications

• Brand: Normax
• Model: 31 686 12V
• Capacity: 20 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 micro-volume dilution
• Pharmaceutical and quality control laboratories
• Environmental testing and reagent preparation
• Industrial research and 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

Normax Volumetric Flask Clear Glass with Glass Stopper 20mL offers precision, durability, and compliance. It is ideal for laboratories that require certified Class A accuracy in small volumes.