S.NO Model Name Type Reference 1 Page MR=exp(-ktn) Diamante and Munro [3] 2 Newton MR=exp(-kt) Mujumdar[7] 3 Wang and Singh MR=1+at+bt2 Wang and singh[10] 4 Logarithamic MR=a exp(-kt) +c Yagciogluet al.[11] 5 Henderson and Pabis MR=a exp(-kt) Zhang and Litchfleld[12]

Table 1: List of models with references.