correct me if I am wrong

CP4 (Super Palm Olein) - IV62
CP6 (Super Palm Olein) - IV60
CP8(Nominal Quality) - IV58
CP10 (Fair Average) - IV56

cp6
RBD Palm Olein CP6 is also known as Super Olein. Super Olein CP6 is a Softer type of Olein which is obtained by the Fractionation of Standard Olein. In this process, we achieve the maximum possible fluidity. RBD Palm Oil CP6 is mainly used for bottling.

cp8
RBD Palm Olein CP8 is an Extremely Stable and Cost Effective Deep-Frying Oil that lasts longer in your fryer. RBD Palm Olein CP8 is made from the Finest Quality Palm Olein. RBD Palm Oil CP8 is a Cholesterol Free and contains Healthy levels of Vitamin-E.

cp10
RBD Palm Olein CP10 is Refined with Saturate Protected formula, which helps to reduce oil absorption during Cooking and Frying. RBD Palm Oil CP10 is Tasteless and Odourless formula, which means when you eat, then you taste the food and not the oil.