To calibrate the equipment for confirmation of reliable and accurate results.
This procedure is applicable to calibrate the refractometer, installed in quality control department.
3.1 Doing : Technical Assistant
3.2 Checking : Executive /Manager
Head of the Department
Frequency : Once in three month.
5.1 Operate the instrument as per S.O.P.
5.2 Maintain the require temperature of the particular liquid as mentioned in Annexure-I
5.3 Observe and record refractive index of the different liquid at temperature mentioned in Annexure-I.
5.4 The performance of the instrument is satisfactory if the observed refractive index are within the limits given in annexure, otherwise follow the S.O.P.
QUALITY CONTROL LABORATORY
CALIBRATION REPORT OF REFRACTOMETER
DATE OF LAST CALIBRATION DONE
NEXT DUE FOR
Observed Refractive index
Carbon tetrachloride (AR grade)
1.459 – 1.461
Toluene (AR grade)
Ankur Choudhary is India's first professional pharmaceutical blogger, author and founder of Pharmaceutical Guidelines, a widely-read pharmaceutical blog since 2008. Sign-up for the free email updates for your daily dose of pharmaceutical tips.
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