What is the formula to determine the concentration of M of a
solution given the % transmittance? Use %T = 43.7 as an example.
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if you get peak in blank then what require to do?
why we are using benzene, anyline in acetic anhdride assay titration method?
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
Wath is the differenc between two column HPLC wich have the samme support , lenth , pore size, etc.. But different name .for exemple : Spherisorb / lichrosorb
what is the principle involved in turbidometry and nephelometry ?
0 Answers Graviti Pharmaceuticals,
how you confirm the assay method?
what are the standard methods for HPLC?
Any molecule is filing for ANDA purpose, what are the dissolution requirements / specifications needed ?
some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?
in hplc chromatogram started from left to right and in uv spectrum started from left to right
What is the difference between Primay and Secondry Standard ?
6 Answers College School Exams Tests, Neuland,
In UV calibration we use Holmium perchlorate solution made in 1.4M perchloric acid The question is that 1.4 M perchloric acid we make is it in water or glacial acetic acid?