S.No.      Absorption bands (cm-1) and their peak assignments            LDPE (Low density Polyethylene) 1. 729 -CH2 Rocking Vibration 2. 1376 -CH3 anti symmetric deformation 3. 1470 -CH2 symmetric deformation 4. 1604 -CH3 symmetric deformation 5. 2913 -CH2 anti symmetric deformation 6. 2847 -CH3 symmetric stretching

Table 3: Characterization peak in FTIR for LDPE.