Why sulfuric acid is used in sulphated ash / residue on
ignition test.
Answer Posted / r.kadambavadani
To convert the inorganic metals into metal sulphates very easily.
| Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
what is the principle involved in turbidometry and nephelometry ?
how to set sample and standard concentration in RS method?
mode of absorption in alimentary canal?
What is stray light in uv what are units for stray light
How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
can we use the same detector in HPLC as well GC and what could be the differences we can find in the final chromato graph in any aspects?
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
what is turbidimetric titration?Give 2 examples.
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
How to fix the sample conc. in Related substances test by HPLC?
How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
How require to perform linearity as per ANVISA? What are the acceptance criteria?
How to set analyticl specification for combination products?
why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?