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Data bank of environmental chemicals     |     The Finnish Environment Institute (SYKE)
 


28.3.2024

Data bank of environmental properties of chemicals


Chemical
Potassium
CAS-number :
7440-09-7
 
Synonyms :
Kalium
 
Sumformula of the chemical :
K
EINECS-number :
2311198
 
LC50 values to crustaceans, mg/l :
97  21d, Daphnia magna,
93  48hr, without food, Daphnia magna
166  48hr, with food, Daphnia magna
  Biesinger & Christensen 1972
450  srv,act, 96 hr, Nitocra spinipes,
  Bengtsson 1978
 
EC50 values to crustaceans, mg/l :
68  rpd, 21 d, Daphnia magna,
  Biesinger & Christensen 1972
 
LOEC values to crustaceans, mg/l :
53  rpd, 21 d, Daphnia magna,
  Biesinger & Christensen 1972

References
126Bengtsson, B-E. 1978. Use of harpacticoid copepod in toxicity tests. Marine Poll. Bull. 9: 238.
139Biesinger, K.E. & Christensen, G.M. 1972. Effects of various metals on survival, growth, reproduction, and metabolism of Daphnia magna. J. Fish. Res. Board Can. 29: 1691 - 1700.

 
 
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