SOP for Operation of Ultrasonic Cleaner

OBJECTIVE

To lay down the procedure for the Operation of an Ultrasonic Cleaner.

SCOPE

This procedure is applicable to the ultrasonic cleaner.

RESPONSIBILITY

Quality Control Chemist and above

ACCOUNTABILITY

Quality Control Head

PROCEDURE

• Ultrasonic cleaning is a process that uses ultrasound (usually from 20–40 kHz) to agitate a fluid.

Precaution

• Do not operate the cleaner without water in the tank.
• Always maintain the required water level in the tank.
• Do not load objects directly on the base of the tank, first put a stainless steel basket (provided by the supplier) on the base and then load the sample on the basket.
• Do not insert your hand into the water when the unit is running, it may cause burning due to the temperature, discomfort, or skin irritation.
• Put ultrasonic cleaner OFF when not in use.

Operation

• Fill water up to 3/4” of the tank.
• Switch ON the main power switch.
• Set the sonication time by UP ▲ and DOWN ▼ switches.
• Press the ON/OFF switch to ON the heater, if necessary. Press the same switch to OFF the heater in between the set time.
• A red color LED will glow when the heater is ON.
• Load the glassware containing solutions in the tank.
• Press the ON/OFF switch to ON the ultrasonic cleaner, Red color LED will glow.
• Press the same switch to OFF the ultrasonic in between the set times.
• Press CHK to check the set time while the ultrasonic cleaner is ON.
• Change the water of the tank, if the temperature of the water is increased.

• A forged Ball Valve is provided backside of the cleaner for the removal of water from the tank.
• Disconnect the mains before emptying the water.
• Calibration of the Digital timer is performed by an approved outside agency on a yearly basis.

ABBREVIATIONS

LED: Light Emitting Diode

Lab.: Laboratory

ANNEXURES

Nil

REVISION HISTORY

Nil

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