Ibuprofen pnec derivation June 2015


Ibuprofen, CAS No. 15687-27-1



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Ibuprofen, CAS No. 15687-27-1
Acute Studies


Organism

Benchmark

μg/L

Duration of Study

Reference

Comments

algae













S. capricornutum

>32

72-hr

Brun

EC25 Highest conc. tested

S. capricornutum

>30,000

96-hr

H-S; IUCLID

NEL

D. subspicatus

315,000

72-hr

Cleuvers 2003

EC50

D. subspicatus

342,200

72-hr

Cleuvers 2004

EC50
















S. costatum

7,100

96-hr

H-S; IUCLID

EC50 (saltwater diatom)

S. costatum

39,900

5-d

H-S; IUCLID

EC50 (NOEC 20,500 μg/L)
















H. attenuata

25,000

96-hr

Quinn 2008a

LC50 Adult survival

H. attenuata

1,000

96-hr

Quinn 2008b

NOEC fetal development
















crustacean













D. magna

9,060

48-hr

H-S; IUCLID

EC50

D. magna

11,500

48-hr

IUCLID

EC50

D. magna

>32

48-hr

Brun

LC50

D. magna

107,700

48-hr

Heckmann

LC50

D. magna

132,600

48-hr

Han

LC50

D. magna

108,000

48-hr

Cleuvers 2003

EC50

D. magna

101,200

48-hr

Cleuvers 2004

EC50

M. bahia

>100,000

96-hr

H-S; IUCLID

EC50 (NOEC of 30,000 μg/L)

P. carinatus

17,100

96-hr

Pounds

EC50
















frog













R. catesbeiana

41,500

96-hr

Veldhoen



















fish













D. rerio

23,900

48-hr

Kehrer

LC50

L. machrochirus

173,000

96-hr

H-S; IUCLID

LC50 (NOEC 10,000 μg/L)

C. variegatus

>300,000

96-hr

H-S; IUCLID

NEL

C. mrigala

142,000

24-hr

Saravanan

LC50

Chronic studies


Organism

Benchmark

μg/L

Duration of Study

Reference

Comments

S. capricornutum

10

72-hr

Brun 2006

NOEC (32 μg/L =LOEC)

S. capricornutum

>30,000

96-hr

IUCLID

No Effect Level

Isochrysis galbana

500,000




Aguirre-Martinez 2015

NOEC not used – seawater species

S. subspicatus

40,700*

72-hr

Aguirre-Martinez 2015













Moro 2014




D. subspicatus

72,900*

72-hr

Cleuvers 2004

EC05 growth

EC50 = 342,000



Skeletonema costatum

20,500

5-d

IUCLID

EC50 = 39,900 μg/L


L. gibba

1,000*

7-d

Brain 2004

NOEC

L. minor

1,000*

7-d

Pomati 2004

NOEC

EC50 = 4,000 μg/L?



L. minor

22,000*

7-d

Cleuvers 2003

EC50 (NOEC not indicated)
















H. vulgaris

1,000

7-d

Pascoe

NOEC - survival

H. vulgaris

1,000*

17-d

Pascoe

NOEC – feeding & budding

10 μg/L* NOEC for polyp regeneration (only conc.)



H. attenuata

1,000*

96-hr

Quinn 2008

NOEC growth

D. magna

108,000

7-d

Cleuvers 2003

EC50 (NOEC not indicated)

D. magna

80,000

10-d

Hayashi 2008

NOEC - survival

D. magna

40,000

10-d

Hayashi 2008

NOEC – reproduction (during 10-d recovery)

D. magna

40,000

12-d

Heckmann

NOEC - survival

D. magna

10,000

12-d

Heckmann

NOEC - growth

D. magna

2,040*

12-d

Heckmann

NOEC - reproduction







14-d

Heckmann 2007

Check 12-d?

D. magna

20,000

21-d

Han 2006

NOEC - survival

D. magna

20,000

21-d

Han 2006

NOEC - reproduction

D. magna

33,300

21-d

Han 2010

NOEC – survival


D. magna

1,230*

21-d

Han 2010

NOEC lowest NOEC for reproduction

C. dubia

>32

7-d

Brun 2006

NOEC (EC25) highest conc.
















M. macrocopa

50,000

7-d

Han 2010

NOEC – survival no lowest NOEC

M. macrocopa

25,000*

7-d

Han 2010

NOEC - reproduction
















P. carinatus

5,360

21-d

Pounds 2008

NOEC - survival

P. carinatus

2,430

21-d

Pounds 2008

NOEC - hatch

P. carinatus

1,020*

21-d

Pounds 2008

NOEC - growth
















O. latiptes

100

6-wk

Flippin 2007

NOEC- survival not lowest NOEC

O. latiptes

10*




Flippin 2007

NOEC - reproduction

O. latipes

0.1

120-d

Han 2010

NOEC – survival invalid study

O. latipes

1




Han 2010

NOEC – repro. Invalid study

P. promelas

3,000*

32-d

Gallagher 2010 / Maack 2011

NOEC

P. promelas

680*

32-d

Overturf 2012

NOEC

Note: * indicates value used in SSD






Percentiles, μg/L


0.05

HC05,95% LCL

0.10

0.25

0.50

39.0

2.3

85.5

318

1368




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