Registration Dossier
Registration Dossier
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EC number: 690-526-2 | CAS number: 38632-47-2
PBT assessment
Administrative data
PBT assessment: overall result
- PBT status:
- the substance is not PBT / vPvB
- Justification:
Criterion
PBT criteria
vPvB criteria
Substance property
Criteria assignment
P/vP
- Half-life in marine water > 60 d, or half-life in fresh- or
- estuarine water > 40 d, or
-half-life in marine sediment > 180 d, or
- half-life in fresh- or
- estuarine water sediment > 120 d, or
- half-life in soil > 120 d
- Half-life in marine, fresh or
- esturarine water > 60 d, or
- half-life in marine, fresh or
- esturarine sediment > 180 d, or
- half-life in soil > 180 d
Isotan:
- rapid hydrolysis(t1/2 of 25.4 min at 50 °C and pH7; t1/2 of 3.5 h at 25 °C and pH7)
- readily biodegradable
hexamethylene diamine:
- readily biodegradable
Not P/vP
B/vB
BCF > 2000
(log Kow of < 4.5 indicates low bioaccumulation potential)
BCF > 5000
(log Kow of < 4.5 indicates low bioaccumulation potential)
Isotan:
log Kow= -3.05 (25°C, pH5)
hexamethylene diamine:
log Kow= 2.24
Not B/vB
T
Short-term aquatic toxicity EC50 or LC50 < 0.1 mg/l
Not applicable
Isotan:
Most critical acute toxicity (daphnia):
EC50(48h)= 24.7 mg/L
hexamethylene diamine:
PNECaqua= 0.42 mg/L
T
CMR
Isotan is classified as Repr. 1B (according EG 1272/2008)
Other evidence of chronic toxicity (STOT RE category 1 or 2) according to Regulation EC No 1272/2008
Isotan is classified as R61 and T (according 67/548/EEC)
- Likely routes of exposure:
Not relevant since this substance is neither PBT nor vPvB.
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