One pH means how much volts and milivolts?
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Please give idea about method development for cleaning method and how maco level establish
why we are using benzene, anyline in acetic anhdride assay titration method?
calibrtion procedue of LC-MS
Why potassium dichromate is used in calibration of uv?
Why to use propyl paraben in HPLC gradient calibration
Which are the diffrent grades of api in pharma?
what is the origin to prepare standard operating procedure
My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer
what is mean by peak intigrity?
Which is the highly polar and highly non polar column in HPLC?
inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?
in which situation ion pair agent require to use?
How to set specification of assay, fisdolution and related substances?