by maheshbhuva | May 20, 2026 | Analytical Chemistry, Out of specification, Pharmaceutical interview,, Quality control (QC)
Can we average an OOS result with passing retest results to get a passing average? A: Absolutely not. Both FDA and MHRA guidelines strictly prohibit averaging an OOS result with passing retests to “hide” the failure or bring the batch into compliance....
by maheshbhuva | Dec 5, 2025 | Analytical Chemistry, Deviation, Quality control (QC)
Detailed Breakdown ​1. Deviation ​Definition: Any departure from a written procedure, standard, or instruction. ​Types: ​Planned Deviation: A temporary, pre-approved change. (e.g., “We are out of Filter A, so we have permission to use Filter B for this batch...
by maheshbhuva | Nov 23, 2025 | Analytical Chemistry, Deviation, QMS, Quality control (QC)
A sequence of 15 samples (ID: LIR-20251123-A) was being run for the quantitative analysis of [Specify Compound/Analyte] in [Specify Matrix, e.g., pharmaceutical tablet, environmental water sample]. The sequence included standards, blanks, and quality control (QC)...
by maheshbhuva | Mar 24, 2025 | Hplc, Quality control (QC)
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by maheshbhuva | May 31, 2023 | stability
It’s 60â„… Rh because (100 – 60 = 40 â„… loss water (100-90 = 10 â„… loss water Here 100 is in side containers water Inside container concentration might be different but, it’s water remain 100 â„… Share this: Click to share on Facebook (Opens in new window)...