High-Purity and HF Bottle-Top Acid Dispensers

The Baseline™ model can be used with high-purity concentrated acids, including hydrofluoric acid. 

• All wetted parts are constructed of PFA and high-purity TFM™ PTFE (a chemically modified PTFE), including check valves and seals
• Volumes can be adjusted from 0.5 to 5.0mL in 0.5mL increments using the dial at the top of the handle
• Design permits one-handed operation
• Comes with 38–430 cap adjuster; additionally with the Baseline model is a 0.2μm air filter
• Accuracy, ±0.02mL; precision, ±3% at 3mL
• Optional base (Cat. No. BTBASE4) provides stability 

Baseline Bottle-Top Dispenser (BT-BL)

• All wetted parts have been extensively acid precleaned
• Precleaned parts are assembled under Class 100 or better cleanroom conditions
• Calibrated and mechanically tested to ensure it meets required volume, precision and accuracy requirements
• Unit is filled with high-purity Nitric Acid for further cleaning and mechanical testing
• Rinsed thoroughly with high purity water to remove residual acid
• Packaged under Class 100 or better cleanroom conditions

• For applications that require the chemical resistance of PTFE, such as ASC or Technical-Grade acids (including hydrofluoric acid)
• Calibrated and mechanically tested to ensure required volume, precision and accuracy requirements