Chemical |
Lead acetate |
CAS-number : |
301-04-2 |
|
Synonyms : |
Acetic acid, lead(2+) salt |
Lyijyasetaatti |
sugar of lead. |
|
Sumformula of the chemical : |
Pb(C2H3O2)2 . 3H2O
C2H4O2. 1/2Pb |
EINECS-number : |
2061044 |
|
Uses : |
Dyeing of textiles, waterproofing, varnishes, lead driers,
chrome pigments, gold cyanidation process, insecticide,
antifouling paints, analytical reagent, hair dye.
|
|
State and appearance : |
White crystals of flakes (commercial grades are frequently
brown or gray lumps).
|
|
Odor : |
Sweetish taste.
|
|
Molecular weight : |
325.29 |
|
Melting point, °C : |
75 |
loses water |
|
Boiling point, °C : |
280 |
anhydrous |
|
Degradation point, °C : |
200 |
|
|
Other physicochemical properties : |
Absorbes carbon dioxide when exposed to air, becoming insoluble
in water.
Soluble in water, slightly soluble in alcohol, freely
soluble in glycerol.
Combustible (Sax & Lewis 1987).
|
|
LDLo values to mammals in oral exposure, mg/kg : |
300 |
orl-dog, Lewis & Sweet 1984 |
|
Health effects : |
Toxic by ingestion, inhalation, and skin absorption (Sax &
Lewis 1987).
|
|
Effects on microorganisms : |
Toxicity threshold (cell multiplication inhibition test):
bacteria (Pseudomonas putida): 1.8 mg/l
(Bringmann & Kühn 1980a)
|
|
LOEC values to algae, mg/l : |
0.45 |
rpd, schr, Microcystis aeruginosa |
|
Bringmann & Kühn 1976 |
|
LC50 values to crustaceans, mg/l : |
5 |
1d, Daphnia magna |
2.69 |
2d, Daphnia magna |
|
Khangarot et al. 1987 |
|
EC50 values to crustaceans, mg/l : |
4.89 |
mbt, 1d, Daphnia magna |
3.61 |
mbt, 2d, Daphnia magna |
|
Khangarot & Ray 1987 |
|
LC50 values to fishes, mg/l : |
43.6 |
96 hr, Pimephales promelas, Curtis & |
|
Ward 1981 |
|
Effects on physiology of water organisms : |
Delayed cytogenetic effect in recovery water, 1 d, 0.060 mg/l
(data recalculation to ion concentration) (Sharma et al. 1988).
Barytelphusa guerini (data recalculation to ion concentration): 1
d, 0.300 mg/l, hematological effect;
1 - 30 d, 0.300 mg/l, physiological effect (Tulasi & Rao 1988a,
b).
|
|
Other information of water organisms : |
LOEC 0.07 mg/l, rpd, schr, Uronema parduczi (Bringmann & Kühn
1980b).
Toxicity threshold (cell multiplication inhibition test):
green algae (Scenedesmus quadricauda): 3.7 mg/l
protozoa (Entosiphon sulcatum): 0.02 mg/l
(Bringmann & Kühn 1980a)
|
References |
187 | Bringmann, G. & Kühn, R. 1976.
Vergleichende Befunde der
Schadwirkung wassergefährdender Stoffe gegen Bakterien
(Pseudomonas putida) und Blaualgen (Microcystis aeruginosa).
Gwf-Wasser-Abwasser 117(9). |
188 | Bringmann, G. & Kühn, R. 1980a.
Comparison of the toxicity
thresholds of water pollutants to bacteria, algae and
protozoa in the cell multiplication inhibition test.
Water
Res. 14: 231 - 241. |
189 | Bringmann, G. & Kühn, R. 1980b.
Bestimmung der biologischen
Schadwirkung wassergefahrdender Stoffe gegen Protozoen.
II.
Bakterienfressende Ciliaten, Z.
Wasser/Abwasser Forsch. 1: 26 -
31. |
299 | Curtis, M.W. & Ward, C.H. 1981.
Aquatic toxicity of 40
industrial chemicals.
Testing in support of hazardous
substance spill prevention regulation.
J.
Hydrol. 51: 359. |
1810 | Khangarot, B.S. & Ray, P.K. 1987a.
Correlation between heavy
metal acute toxicity values in Daphnia magna and fish.
Bull.
Environ.
Contam.
Toxicol. 38: 722 - 726. |
1949 | Khangarot, B.S. et al. 1987a.
Daphnia magna as a model to assess
heavy metal toxicity: comparative assessment with mouse system.
Acta hydrochim.
Hydrobiol. 15: 427. |
1589 | Lewis, R.J. & Sweet, D.V. 1984.
Registry of toxic effects of
chemical substances.
National Institute for Occupational Safety
and Health.
No. 83-107-4. |
1973 | Pilli.A., Carle, D.O., Kline.
E., Pickering.
Q. & Lazorchak.
J. 1988.
Effets of pollution on freshwater organisms.
JWPCF
60(6): 994 - 1065. |
2522 | Sax, N.I. & Lewis, R.J.Sr. 1987.
Hawley's condensed chemical
dictionary.
Eleventh edition.
Van Nostrand Reinhold Company.
New York. pp. 1288. |
2566 | Sharma, G.P. et al. 1988.
Genotoxicity of two heavy metal
compound - lead acetate and mercuric chloride in the mosquito,
Anopheles stephensi Liston (Culicidae: Diptera).
Cytologia 53:
263. |
2567 | Tulasi, S.J. & Rao, J.V.R. 1988a.
Effects of lead on copper
content of fresh water crab Barytelphusa guerini (H.
Milne
Edwards).
Indian J.
Exp.
Biol. 26: 323. |
2568 | Tulasi, S.J. & Rao, J.V.R. 1988b.
Acid-base balance and blood
gas changes in the freshwater field crab, Barytelphusa guerini, on
exposure to organic and inorganic lead.
Bull.
Environ.
Contam.
Toxicol. 40: 198. |