Typhidot (Ig M Ig G) 1) Should Be Icmr/ Who Gmp/ Fda/Ce /Recognized International Council Approved. 2) Salmonella Typhi Specific Recombinant Antigen To Be Used, Either Lps/Omp. 3) Help To Differentiate Acute And Chronic Infection. 4) Long Shelf Life Of Minimum 24 Months. 5) Suitable For Use In Hot And Humid Weather Of Bengal. 6) Sensitivity And Specificity Comparable With Eia/High. 7) Good Lot To Lot Reproducibility. 8) Performance Should Be To The Satisfaction Of End User. 9) Rapid Result In