LimsPulse
Particle & solid-state

Tap Density Tester

Taps a graduated cylinder of powder a set number of times from a fixed height so the bed packs down. The starting and final volumes give bulk density, tapped density, Carr's index and Hausner ratio.

  • Pharmaceutical
  • Nutraceutical
  • Chemicals
  • Food & beverage
  • Powder metallurgy
Illustration of Tap Density Tester
CALIBRATION

Tap density tester calibration procedures

Drop height and tap rate

Checks that the cylinder falls the specified distance and at the specified number of taps per minute, and that the tap counter is correct.

Open procedure
QUALIFICATION

Instrument qualification (DQ · IQ · OQ · PQ)

  1. 01

    DQ — Design qualification

    Specifies pharmacopoeial drop height and tap rate, cylinder sizes and counter range.

  2. 02

    IQ — Installation qualification

    Checks the unit is installed on a stable bench, with correct power supply and documentation.

  3. 03

    OQ — Operational qualification

    Verifies drop height, tap rate and tap counter against calibrated tools.

  4. 04

    PQ — Performance qualification

    Shows consistent results on a reference powder or product over repeated runs.

In LimsPulse · Calibration Management

Keep every Tap density tester in control: usage logs, calibration and maintenance schedules, and automatic blocking of overdue instruments.

See how