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Diss Factsheets

Environmental fate & pathways

Adsorption / desorption

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
adsorption / desorption: screening
Type of information:
experimental study
Adequacy of study:
key study
Study period:
not reported
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
data from handbook or collection of data
Qualifier:
no guideline followed
Principles of method if other than guideline:
Not reported
GLP compliance:
not specified
Type of method:
other: not reported
Remarks on result:
not measured/tested
Remarks on result:
not measured/tested
Transformation products:
not measured

Adsorption on activated sludge (2 g TS/l) 200 mg dye/l: 45%
Adsorption on activated carbon 110 mg/g carbon
Source: Hoechst AG Frankfurt/Main
Hoechst AG Frankfurt/Main
DyStar GmbH Frankfurt am Main
Test substance: Remazol–Printing Black BG (approx. 35% C.I. Reactive Black 5)


 


 


Adsorption on activated sludge (2 g TS/l) 100 mg dye/l:20%
Adsorption on activated carbon 55 mg/g carbon
Source: Hoechst AG Frankfurt/Main
Test substance: Remazol–Black B (approx. 43% CI Reactive Black 5)


 


Adsorption on activated sludge (2 g TS/l) 100 mg dye/l:0%
Adsorption on activated carbon 65 mg/g carbon
Source: Hoechst AG Frankfurt/Main
Test substance: Remazol–Schwarz VP 576 (approx. 22% CI Reactive Black 5)


 


Adsorption on activated sludge (2 g TS/l) 100 mg dye/l:20%
Adsorption on activated carbon 55 mg/g carbon
Source: Hoechst AG Frankfurt/Main
DyStar GmbH Frankfurt am Main
Test substance: Remazol–Black B (approx. 43% CI Reactive Black 5)


 


 


Adsorption on activated sludge (2 g TS/l) 100 mg dye/l:0%
Adsorption on activated carbon 65 mg/g carbon
Source: Hoechst AG Frankfurt/Main
DyStar GmbH Frankfurt am Main
Test substance: Remazol–Schwarz VP 576 (approx. 22% CI Reactive Black 5)

Validity criteria fulfilled:
not specified
Conclusions:
Adsorption on activated sludge (2 g TS/l) 200 mg dye/l: 20%
Adsorption on activated carbon 55 mg/g carbon

Description of key information

Key value for chemical safety assessment

Koc at 20 °C:
17.8

Additional information