From: Hazard assessment of a silver nanoparticle in soil applied via sewage sludge
 | Potential ammonium oxidation | Microbial biomass | Respiration inhibition | ||||
---|---|---|---|---|---|---|---|
 | NOEC | EC10 | NOEC | EC10 | NOEC | EC10 | |
 | (mg/kg dry soil) | (mg/kg dry soil) | (mg/kg dry soil) | (mg/kg dry soil) | (mg/L) | (mg/L) | |
3 h | NM-300K | - | - | - | - | <9 | 27.9 |
(24.0 to 30.0) | |||||||
Silver nitrate | - | - | - | - | <1 | 1.1 (n.d.) | |
24 h | NM-300K | <0.56 | 0.6 | >15.0 | n.d. | - | - |
(0.0 to 1.3) | |||||||
Silver nitrate | 0.56 | 0.9 | <0.19 | n.d. | - | - | |
(0.6 to 1.2) | |||||||
7 days | NM-300K | <0.56 | 1.1 | <0.56 | n.d. | - | - |
(n.d. to 1.7) | |||||||
Silver nitrate | n.d. | 1.2 | 5.0 | 2.5 (n.d.) | - | - | |
(0.8 to 1.5) | |||||||
28 days | NM-300K | <0.56 | 0.5 | 1.67 | 1.0 (n.d.) | - | - |
(0.0 to 1.0) | |||||||
Silver nitrate | 0.56 | 1.4 | n.d. | n.d. (n.d.) | - | - | |
 |  |  | (1.2 to 1.6) |  |  |  |  |