Large Capacity 250ml PFA Volumetric Flask Grade-a Constant Vloume for Semic

1. PFA volumetric flasks feature a screw cap design and a threaded lid for a
tight seal, preventing sample contamination. 2.Their
transparent appearance and clear engraved lines allow for easy viewing of the
liquid level, ensuring accurate volume determination。
3. Class A volume determination within calibration tolerances.
4. NO dissolution or precipitation, resistant to high and low temperatures,
strong chemical corrosion resistance, and offer low blank values for metallic
elements.
5.They are commonly used in high-purity chemical analysis experiments, such as
new semiconductor materials and isotope analysis.
6. Available in a variety of sizes.
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