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SOP for Operation and Calibration of Bulk Density Apparatus

OBJECTIVE
To lay down procedure for operating of bulk density apparatus.

RESPONSIBILITY
Q.C. Chemist / Q.C Executive.

ACCOUNTABILITY
Manager Q.C.
PROCEDURE

Operation
  • The apparatus consist of following switches.
  • Connect the instrument to a 230 V supply.
  • Switch ON the instrument.
  • Weigh at least 10 g of sample and transfer it to 50 ml (or 25ml which is suitable) measuring cylinder. Put stopper on it .
  • Fix the measuring cylinder on the Bulk density stand.
  • Set the apparatus to the required strokes by adjusting switches.
  • Put on STRT switch.
  • The apparatus starts working and stroke rate displayed on the screen.
  • After the completion of the specified stroke .The apparatus will go OFF automatically with a buzzer.
  • For repeating the analysis. Press STRT .
  • Switch off the MAIN after the analysis.
  • Calculate the bulk density of the sample by measuring the volume of the sample on measuring cylinder, occupied after setting it specified strokes.
Calibration
  • Put ON the mains.
  • Set the apparatus for 50 strokes by adjusting the push button.
  • Put STRT the switch.
  • Counter the number of strokes.
  • Change the setting to the following number of strokes and check actual strokes.
  • Report the results in the format given in Annexure I.
  • If the calibration is not proper then report to the department head for an appropriate action.

FREQUENCY
Monthly.

ANNEXURES
Annexure 1 - Formats for Calibration of Bulk Density Apparatus

 
REVISION HISTORY
Nil

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