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Chemistry AllOther (190) for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
1 6019we run the same sample in same method in different flow rates in HPLC,any changes in sample analysis?
2 7442For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
4036For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
2283
Define electro plating and electroless plating? : Electrochemistry Corrosion
why salisylic acid not using now days for disdolution calibration?
What is the difference between cracking, pyrolysis, destructive distillation, hydroforming, carbonization and dry distillation?
We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?
A polymer's structure influences its physical properties. Describe two structural variations that are possible for polypropylene but not for polyethylene. : Polymer Chemistry
How to find peaks in ftir chromatography
what is the syllabus for mahagenco recruitment drive for the post of chemist
What is the formula you will use to calculate how many millilitres of 5.5 m naoh are required to prepare 400 ml of 1.5m naoh?
WHAT IS THE USE OF STARTER ?????????
Many times I don't got a caffeine peak in calibration of hplc using guard column ❓
Why we have to add 200mg Na2CO3 in preparation of 0.1N sodium thiosulfate solution?
Actinium is often considered a rare and scarce element. How does its rarity impact its industrial uses and research purposes?
How you develop a method in HPLC?
What is glacial acetic acid?
calibrtion procedue of LC-MS