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Acrylic Burets, Class B, Polymethylpentene Stopcock, NALGENE*
Clear break-resistant acrylic burets are excellent for industrial, field or general lab use. Individually calibrated with a screen-printed scale. Leakproof stopcock with self-lubricating Teflon* TFE plug. Not affected by dilute mineral acids or bases in pH range of 1-14 (except hydrofluoric acid and ammonium hydroxide). Burets meet accuracy requirements of ASTM E287. Not designed for exposure to alcohol or organic solvents. Do not use hydrofluoric acid or ammonium hydroxide.
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