Parth Chuahan

forensic science forensics forensic students research biology biotechnology law examination dfss nicfs chauhan parth presumptive comfiramtory identification semen microscopic detection testing forensic serology serology biotech flowchart timeline google analytics fingerprinting dna afis anthropometry pathology toxicology history and development development history masters bachelors mathematics regression coefficient regression analysis correlation coefficient correlation analysis research reports research calculation data and analytics standard deviation statistics mean deviation measurement range dispersion smear preperations applications compound microscope microscope component of micrscope report physics chemistry disputed writtings pen business business intelligence case history ninhydrin pilot pen inks phenolphthalein inks inks invisible ink secret writting question documents amity university writtings disappearing ink case study fingerprint science genetic research