Table 2

Peak	*Rt	Analyte	MW	Fatty acid	% of area
1	12.14	Unknown	-----	-----	-----
2	13.65	Octadecanoic acid, methyl ester	298	Stearic acid	19.71
3	13.901	Unknown	----	----	----
4	18.976	Unknown	-----	-----	-----
5	19.775	Unknown	-----	-----	-----
6	20.687	Unknown	-----	-----	-----

*Rt = Retension time

Table 2: GC-MS profile of hydroponics sample.