Table 3. Secondary metabolites (as %) in different microalgae cells.

Metabolites	Nostoc muscorum	Anabaena flous aquae	Chlorella vulgaris	Oscillatoria sp	Spirulina platensis	Anabaena oryzae	Wollea saccata	Nostoc humifusum	Phormedium fragile
T. phenolic	0.61±0.06	0.32±0.05	0.20±0.00	0.55±0.0	0.71±0.14	0.40±0.00	0.10±0.00	0.34±0.0	0.36±0.00
Terpenoids	0.10±0.01	0.15±0.02	0.09±0.00	0.20±0.0	0.14±0.00	0.12±0.00	0.14±0.00	0.10±0.0	0.08±0.00
Alkaloids	2.30±0.20	1.9±0.03	2.45±0.05	2.62±0.15	3.02±0.06	1.60±0.14	1.50±0.40	1.65±0.16	1.80±0.25
LSD 0.05	0.066	0.105	0.0036	0.018	0.029	0.067	0.031	0.031	0.066

Each value is presented as mean of triplet treatments, LSD: Least different significantly at P≤ 0.05 according to Duncan's multiple range test.