Petroleum Products QC

- Myth of Petroleum Products Flash Point  - Non Additive property  Part 1 of X On my last post - Flash Point Blending Calculation formula ( http://bit.ly/2kd9FFz)    - received many emails  appreciating the post, at the same time giving notion of lack of basic understanding that too of the practicing petroleum chemists, having some simple facts wrongly learned and needs to be corrected.   That is the reason for starting series of posts under heading - Myth of Petroleum products Flash Point. Let us start with simplest myth. Myth no, 1:  Flash Point is an additive property. Fact no. 1:   Flash Point is not an additive property.                       Some persons believe that Flash Point of products is an additive property.  An additive property means when added together they will result into an arithmetic mean of proportionate to the individual products proprietaries.   Simple Ex. is  If you add substance 1  having some property having value 30 and other having same value 5

- Flash Point Prediction - Petroleum Products Blending - Calculation formula and table How to predict Flash point of resultant product after blending two stocks ?  or  how to get volume required of products to get desired  blended product Flash Point ? Many times flash point improvement is desired by blending higher flash petroleum product to lower Flash Point Product at Petroleum storage depots. List of all blog articles on Petroleum QC  by RJ Patel. Following table and formula can be used to predict the desirable variable figure of  volume of product or flash point.   In the table below against Flash Point Deg C some constant number " A " is listed in next column. Flash Point   C A Flash Point C A Flash Point  C A 20 3281 50 306 80 45 21 3004 51 285 81 43 22 2752 52 266 82 40 23