ATR	Attenuated total reflection
BW	Blue water (Haslea ostrearia culture supernatant)
DCM	Dichloromethane
DMSO	Dimethyl sulfoxide
EMn	Extracellular marennine
EPS	Exopolysaccharide
FTIR	Fourier-transform infrared spectroscopy
GCB	Graphitized carbon black
HPLC	High-performance liquid chromatography
HSQC	Heteronuclear single quantum correlation
IMn	Intracellular marennine
MP-AES	Microwave plasma-atomic emission spectrometer
MWCO	Molecular weight cutoff
MeOH	Methanol
NMR	Nuclear magnetic resonance spectroscopy
PBR	Photobioreactor
${}_{\mathsf{w}}^{\mathsf{s}}$pH	Hydroorganic pH value of an electrode calibrated in aqueous buffers
${}_{\mathsf{w}}^{\mathsf{w}}$pH	Aqueous pH value
PGC	Porous graphitic carbon
PTFE	Polytetrafluoroethylene
SCX	Strong cation exchange
SPE	Solid-phase extraction
TFA	Trifluoroacetic acid
UV–Vis	UV-Visible spectroscopy