| Chemical |
Silver nitrate |
| CAS-number : |
7761-88-8 |
| |
| Synonyms : |
| Hopeanitraatti. |
| Nitric acid silver(1+) salt |
| |
| Sumformula of the chemical : |
| AgNO3
Ag.HNO3 |
| EINECS-number : |
| 2318539 |
| |
| Uses : |
Photographic film, catalyst for ethylene oxide, indelible inks,
silver plating, silver salts, silvering mirrors, germicide (as a
wall spray), hair dyeing, antiseptic, fused form to cauterize
wounds, lab reagent.
|
| |
| State and appearance : |
Colorless, transparent, tabular, rhombic crystals becoming gray
or grayish-black on exposure to light in the presence of
organic matter.
|
| |
| Odor : |
Odorless; bitter, caustic metallic taste.
|
| |
| Molecular weight : |
169.88 |
| |
| Water solubility, mg/l : |
| 2160000 |
25 °C |
| |
| Melting point, °C : |
| 212 |
|
| |
| Degradation point, °C : |
| 444 |
|
| |
| LD50 values to mammals in oral exposure, mg/kg : |
| 50 |
orl-mus, Lewis & Sweet 1984 |
| |
-- |
| 129 |
orl-mus, Christensen 1973 |
| |
| LD50 values to mammals in non-oral exposure , mg/kg : |
| 34.5 |
ipr-mus, Sax & Lewis 1989 |
| |
| LDLo values to mammals in oral exposure, mg/kg : |
| 20 |
orl-dog, Lewis & Sweet 1984 |
| |
-- |
| 800 |
orl-rbt, Sax & Lewis 1989 |
| |
| LDLo values to mammals in non-oral exposure , mg/kg : |
| 8.8 |
ivn-rbt, Sax & Lewis 1989 |
| 216 |
ipr-gpg, |
| 62 |
scu-gpg, |
| |
| TDLo values to mammals in non-oral exposure , mg/kg : |
| 13.59 |
scu-rat, Sax & Lewis 1989 |
| 50 |
scu-dog, |
| 15000 |
skn-mus, |
| |
| Health effects : |
Human poison by an unspecified route.
Experimental poison by
ingestion, intravenous, subcutaneous and intraperitoneal
routes.
An experimental tumorigen.
Experimental reproductive
effects.
Human mutagenic data.
A severe eye irritant.
A
powerful caustic and irritant to skin, eyes and mucous
membranes.
Swallowing can cause severe gastroenteritis that may
be fatal.
|
| |
| Effects on anthropods : |
Tanytarsus dissimilis, LC50, 2 d, 0.420 mg/l (Holcombe et al.
1987).
|
| |
| Effects on microorganisms : |
Toxicity threshold (cell multiplication inhibition test):
bacteria (Pseudomonas putida): 0.006 mg/l
(Bringmann & Kühn 1980a)
|
| |
| EC50 values to algae, mg/l : |
| 0.17 |
96hr, Skeletonema costatum, pht, |
| |
USEPA 1980 |
| |
| LOEC values to algae, mg/l : |
| 0.05 |
Scenedesmus, Bringmann & Kühn 1959 |
| |
| LC50 values to crustaceans, mg/l : |
| 0.042 |
1d, Daphnia magna |
| 0.015 |
2d, Daphnia magna |
| |
Khangarot et al. 1987 |
| |
-- |
| 0.56 |
4d, Orconectes immunis |
| |
Holcombe et al. 1987 |
| |
| EC50 values to crustaceans, mg/l : |
| 0.006 |
2d, mbt, Crangonyx pseudogracilis |
| 0.005 |
4d, mbt, Crangonyx pseudogracilis |
| |
Martin & Holdich 1986 |
| |
-- |
| 0.023 |
1d, mbt, Daphnia magna |
| 0.01 |
2d, mbt, Daphnia magna |
| |
Khangarot & Ray 1987 |
| |
-- |
| 0.0009 |
2d, mbt, Daphnia magna |
| |
Holcombe et al. 1987 |
| |
| LC50 values to fishes, mg/l : |
| 0.029 |
96hr, Salmo gairdneri, Hale 1977 |
| |
-- |
| 0.0067 |
96hr, flow-through, Pimephales promelas |
| 0.014 |
96hr, static, Pimephales promelas |
| 0.0173 |
96hr, flow-through, Ictalurus punctatus |
| |
Holcombe et al. 1983 |
| |
-- |
| 0.06 |
96hr, Lepomis macrochirus |
| |
Buccafusco et al. 1981 |
| |
-- |
| 0.013 |
4d, Lepomis macrochirus |
| 0.009 |
4d, Pimephales promelas |
| 0.006 |
4d, Salmo gairdneri |
| |
Holcombe et al. 1987 |
| |
| LOEC values to fishes, mg/l : |
| 0.0001 |
Salmo gairdneri, Nebeker et al. 1983 |
| |
| Other information of water organisms : |
Aplexa hypnorum, LC50, 4 d, 0.083 mg/l (Holcombe et al. 1987).
LC50, 0.241 mg/l, 96hr, renewal, Aplexa hypnorum
(Holcombe et al. 1983)
Toxicity threshold (cell multiplication inhibition test):
green algae (Scenedesmus quadricauda): 0.0095 mg/l
protozoa (Entosiphon sulcatum): 0.58 mg/l
(Bringmann & Kühn 1980a)
Chlorella vulgaris, effects on growth , 0.03 mg/l (Stokes 1973).
Chlorella fusca, EC100, 0.1 mg/l (Stokes 1973).
Gastropoda, LC50, 96 hr, 0.241 mg/l (Holcombe et al. 1983).
Crassostrea virginica, larvae, LC50, 48 hr, 0.0046 - 0.0064
mg/l (Calabrese et al. 1973),
Salmo gairdneri, eggs, juv., LC100, 0,0013 mg/l (Nebeker et al.
1983).
Salvelinus fontinalis, MATC, 0.00009 - 0.00017 mg/l (Davies
1975).
|
References |
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