Procedures | References | Detergents | Detergent concentrations (C) | Ultrasound treatment (S)1) | Homogenization (H)2) | Filtration (F) |
---|---|---|---|---|---|---|
1 | S.B. Singh-Verma (1968), LR. Bakken (1985) | Sodium hexametaphosphate | C1) 0,2% (w/v) | S1) 40 W, 60 sec, 5 impulses/sec (different repetitions) | H1) none | F1 none |
C2) 0,5% (w/v) | S2) 65 W, 60 sec, 5 impulses/sec (different repetitions) | H2) 60 sec, speed 5 (different repetitions) | F2) 12–15 μm filter | |||
2 | S.B. Singh-Verma (1968), LR. Bakken (1985) | Bromhexine hydrochloride | C1) 0,2% (w/v) | S1) 40 W, 60 sec + 65 W, 60 sec, 5 impulses/sec | H1) none | n.a. |
H2) 2× 60 sec, speed 5 | ||||||
3 | W.B. Yoon and R.A. Rosson (1990) | Tween | C1) 5 μg/ml | S1) 15 W, 30 sec, 5 impulses/sec | H1) none | n.a. |
C2) 10 μg/ml | S2) 35 W, 30 sec, 5 impulses/sec | H2) 5 min, speed 5 | ||||
C3) 25 μg/ml | ||||||
4 | E.L Schmidt (1974) | Tween 80 + 0.007 g ml-1 flocculation reagent (Ca (OH)2: MgCO3 (2:5)) | C1) 25 μl/ml | n.a. | n.a. | n.a. |
5 | O. Resina-Pelfort et al. (2003) | Triton X-100 | C1) 10 μg/ml | S1) 35 W, 30 sec, 5 impulses/sec | H1) none | n.a. |
C2) 20 μg/ml | S2) 45 W, 30 sec, 5 impulses/sec | H2) 5 min, speed 5 | ||||
6 | L R. Bakken (1985) | Sodium pyrophosphate | C1) 0,2% (w/v) | S1 3× 40 W, 60 sec, 5 impulses/sec | H1) 3× 60 sec, speed 5 | n.a. |