Table 2 Chemical content of cyanobacteria
| Â | Analytical Method | Nostoc spongiaeforme ISB65 |
|---|---|---|
Total N (mg.L− 1) | Macro kjeldahl | 35.00 |
NO2− (mg.L− 1) | Colorimetric | 0.60 |
NO3− (mg.L− 1) | Ultraviolet Spectrophotometric | 9.40 |
NH4+ (mg.L− 1) | Nesslerization | 5.00 |
Phosphate (mg.L− 1) | Vanadomolybdophosphoric acid colorimetric | 9.00 |
CO32− (mg.L− 1) | Titrimetric | 0.00 |
HCO3− (mg.L− 1) | Titrimetric | 30.00 |
Na+ (mg.L− 1) | Flame Emission Photometric | 1.50 |
Mg2+ (mg.L− 1) | EDTA Titrimetric | 5.00 |
Ca2+ (mg.L− 1) | EDTA Titrimetric | 7.00 |
K+ (mg.L− 1) | Flame Emission Photometric | 0.11 |
EC (µS cm− 1) | Platinum Electrode | 15.00 |
pH | Electrometric | 6.02 |