experiment  organism         stage       bulk   bulk_std  Ala1   Glu1   Phe1   Ala1_std  Glu1_std  Phe1_std  Ala2   Glu2   Phe2   Ala2_std  Glu2_std  Phe2_std  
Expt_1      D._tertiolecta   first       3.9    -1.5      7.9    3.7    0.6    1.3       0.5       0.2       nd     nd     nd     nd        nd        nd        
Expt_1      O._marina        2nd_light   5.3    7.8       9.6    5.8    0.4    0.5       0.4       0.4       nd     nd     nd     nd        nd        nd        
Expt_1      O._marina        2nd_dark    4.3    7.2       8.9    3.7    0.1    0.2       0.1       0.6       nd     nd     nd     nd        nd        nd        
Expt_2      D._tertiolecta   first       2.1    -4.1      5.8    0.6    0.0    0.5       0.1       1.0       nd     nd     nd     nd        nd        nd        
Expt_2      O._marina        2nd_light   3.6    4.6       5.9    2.0    0.3    0.4       0.1       0.4       nd     nd     nd     nd        nd        nd        
Expt_2      O._marina        2nd_dark    2.0    1.5       4.0    0.7    0.1    1.3       0.8       1.7       nd     nd     nd     nd        nd        nd        
Expt_3      H._triquetra     first       1.8    2.9       7.1    2.4    0.1    0.2       0.2       0.0       nd     nd     nd     nd        nd        nd        
Expt_3      Favella_spp      2nd_light   3.2    9.1       9.3    1.5    1.1    0.1       0.3       0.1       nd     nd     nd     nd        nd        nd        
Expt_3      Favella_spp      2nd_dark    2.9    9.8       9.7    1.4    0.7    0.8       0.4       0.6       nd     nd     nd     nd        nd        nd        
Expt_4      H._triquetra_    first       nd     nd        3.8    6.9    2.8    0.2       0.1       0.3       5.0    7.4    3.1    0.3       0.3       0.6       
Expt_4      Favella_spp      2nd_light   nd     nd        nd     nd     nd     nd        nd        nd        nd     nd     nd     nd        nd        nd        
Expt_5      T._weissflogii   first       2.5    0.1       8.6    6.1    4.3    0.1       0.3       1.9       1.3    nd     nd     nd        nd        nd        
Expt_5      POM              2nd_light   0.0    0.6       4.4    6.3    5.5    0.3       0.6       0.5       4.1    6.8    4.8    0.0       0.0       0.2       
Expt_5      C._pacificus     2nd_light   2.6    0.0       15.2   13.6   3.4    0.4       0.8       1.4       15.0   14.4   4.0    1.0       1.1       1.2       
Expt_6      D._tertiolecta   first       3.2    0.0       1.1    9.4    5.1    0.5       0.3       0.7       nd     nd     nd     nd        nd        nd        
Expt_6      O._marina        2nd_light   3.9    0.3       5.5    8.8    5.7    0.2       0.3       0.4       nd     nd     nd     nd        nd        nd        
Expt_6      POM              3rd_dark    1.8    0.0       7.3    6.1    3.4    0.3       0.7       0.8       6.7    5.8    4.0    0.7       0.6       0.3       
Expt_6      C._pacificus     3rd_dark    3.9    0.1       12.0   11.0   3.7    0.2       0.1       0.2       11.5   9.8    4.0    1.4       0.5       1.0