why we calibrate ph meter and balance daily.....but hplc and
uv requires quaterly?

Answers were Sorted based on User's Feedback



why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?..

Answer / dharmendra sharma

We do the verification of Ph meter and balance with respect
the Standards, but in case of HPLC we calibrate the
instrument with respect to our acceptance criteria.

Is This Answer Correct ?    25 Yes 9 No

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?..

Answer / scbn reddy

Balance and ph meters are sensitive when compare with other instruments, and there is a more probability to destroy the calibration while our handling

Is This Answer Correct ?    8 Yes 1 No

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?..

Answer / prasadad

pH and Balances are sensitive towards temperature and probably day by day temp changing

Is This Answer Correct ?    4 Yes 1 No

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?..

Answer / srinivas

Sensitivity

Is This Answer Correct ?    1 Yes 0 No

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?..

Answer / raghava

we check all types of samples like (strong acid,weak acid,strong base,weak base)so the ions are dissociation in the solution for that we need daily calibration.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Analytical Chemistry Interview Questions

Generally for Normal Phase HPLC,stationary phase is Polar.In place of polar if we take non-polar means what happened & why?

7 Answers   Macleods,


What is the difference between ROI & sulphates ash?

1 Answers  


What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.

0 Answers  


How to decide the standard concentration for related substances hplc method

1 Answers  


if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

0 Answers  






Why sodium lamp is used as source of Polarimeter?

12 Answers   College School Exams Tests, Hetero, NCL, Zydus Cadila,


What is the difference between drug product and drug substance?

1 Answers   Apotex,


Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4

1 Answers  


How to do regeneration of Metacarb Pb plus column?

0 Answers  


how can give the expiry period and restadardisation of volumetric solution

0 Answers   Meenaxy Pharma, SRF,


What is the difference between the working standard and reference standard?

1 Answers  


Basic principle of ESI?

0 Answers   Cipla, GVK,


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)