Absorption bands (cm-1) and their peak assignments
 LDPE (Low density Polyethylene)  1%,3%and 5%  Nickel 12 hydroxyl oleate comparable virgin LDPE
1. 720 -CH2   Rocking Vibration
2. 1373 -CH3  anti symmetric deformation
3. 1463 -CH2  symmetric deformation
4. 1636 - C=C-  stretching form  from  -CH3 symmetric deformation
5. 2913 -CH2  anti symmetric deformation
6. 2847 -CH3  symmetric stretching
7 2336 -CH3  symmetric deformation
8 1026 -C-O- Stretching Acid deformation
Tables 4: Characterisatation peak in FTIR for LDPE- 1, 3, 5%Ni 12 hydroxy oleate after biodegradation -C=C- slightly increases 1636 cm-1.