Used mass flow rates (sccm) --> corresponding OES data:
1 --> 1,2
1.25 --> 3,4
1.5 --> 5,6
1.75 --> 7,8
2 --> 9,10
2.25 --> 11,12
2.5 --> 13,14
2.75 --> 15,16
3 --> 17,18
3.25 --> 19,20
3.5 --> 21,22
3.75 --> 23,24
4 --> 25,26
4.5 --> 27,28
5 --> 29,30
5.5 --> 31,32
6 --> 33,34
6.5 --> 35,36
7 --> 37,38
7.5 --> 39,40 
7.75 --> 41,42
0.75 --> 43,44


2 OES measurements for each mass flow. 