In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?

925

What is mineral water?

1078

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?

2183

In rs method development when we are going area normalization method to dilute standard method?

1524

what is difference b/w "regio selectivity" & "sterio selectivity"

2441

what kind of question can be asked in interview for UV- VISIBLE & give me answer ?

3848

Describe the process of Actinium extraction from its primary sources and how it's obtained for various applications.

653

sir, what does happen ............? naphthal+benzene(or)toluee........> ?

2175

I need organic mixture analysis viva questions & answers

6279

What is the difference between fractionation and distillation?

1126

Explain the differences between organic and inorganic chemistry?

1113

what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1972

Sir, please give me previous year question paper for RRB for the post CHEMICAL AND METALLOGICAL ASSISTANT.

2719

How is arsenic produced?

1060

What is hybridyzation ? How can i find that which type hybridyzation in perticular compound like in CH4(hy is sp3).

4190