Compound

Age/day

Degradation %

Lyngbya lagerlerimi

Nostoc
 linckia

Oscillatoria rubescens

Chlorella vulgaris

Elkatothrix virdis

Volvox aureus

2- Methylthie.3
phenyl quinazlin
(4 - 3H) one

. 3
5
7

67. 29
77. 10
77. 11

27. 56
54. 20
54. 21

80
80.41
80.45

38. 52
40. 50
40. 51

67. 24
71. 23
71. 23

76. 45
83. 38
83. 39

2- phenyl 3,1 benzexazin.
4 - one

3
5
7

22.13
33. 39
33.40

35. 3
46.46
46.47

53. 24
71. 42
71. 44

72. 36
73. 01
73. 03

67. 20
79.73
79.74

50. 3
53. 23
53. 24