Search EURAS bioconcentration factor (BCF) Gold Standard Database
CAS Registry number Enter CAS registry number (hyphenated) or click on the CAS field in the result list
Chemical name Searches for names that sound like user specified name (e.g. 'naftalen' will hit 'naphthalene')
Reliability score Enter one of 1,2,3 or MITI or click on the 'Reliability score' field in the result list
Species Enter species latin name (e.g. Pimephales promelas) or click on the species field in the result list
All criteria are combined with 'logical AND'. If no criteria is specified, entire database is retrieved.
CAS Registry number= 634-90-21 records found
First Previous Page 1 of 1 Next Last Number of results per page 100
#CASSubstance common nameReliability scoreSpeciesSpecies sex,M/F/MF/ndFish weight,gFish length,cmFish ageTemperature,CpHTOC,mg/Lflow-through/static/renewal,S/FT/R/ndExposure concentration,mg/Lfresh/marinek1,d-1Uptake phase duration1,dk2,d-1Elimination phase duration,dT95,dT80,dUptake>T80,y/n/probT50,elimElimination>5xT50,y/n/probTissue analyzedBCFss ww, Cf/Cw (L/kg)BCFss lipid,Cf lipid/Cw (L/kg)BCFk ww,k1/k2BCFk lipid,BCFk ww/lipid%Lipid,%Lipid methodStatisticsReferenceRemarksReason for reliability 3/4
1634-90-21,2,3,5-tetrachlorobenzene2Gambusia affinis
(mosquito fish)
MF0.192.75adult23.17.6ndFT0.0084; 0.012; 0.0201freshwater63140.4846.253.333333333yes1.44375nowhole body13204.31314.58333342405.913983.120mL hexane excract solution first evaporated to dryness, then gone under stream of nitrogen at room temperature in a pre-weigheted baker. Estimation done after weighing to a steady weight.BCF = k1/k2, k1 and k2 were calculated using 1st order kinetics[178] Chaisuksant Y, Yu Q Connell DW. Bioconcentration of bromo- and chlorobenzenes by fish (Gambusia affinis). 1997; 31, (1): 61-68. Average of 3 steady state kinetic values at 3 different exposure concentrations