Substance Identity
CAS Number 56-81-5
Chemical Name 1,2,3-Propanetriol
Type of substance Organic
SMILES OCC(O)CO
Moiety of concern organic
Categorization Results

Meets Government of Canada Categorization Criteria? No
Meets Human Health Categorization Criteria? No
Meets Environmental Criteria for Categorization? No
Persistent (P)? No
Rational for P QSAR
Bioaccumulative (B)? No
Rational for B QSAR
Inherently Toxic to Aquatic Organisms (iT)? No
Rational for iT Experiment
DSL Quantity range (tonnes/year) >1000T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Water
Experimental Biodegradation half-life (days) Not Available
Experimental Biodegradation result (%) 63
Reference (biodegradation result) CHEMICALS INSPECTION AND TESTING INSTITUTE.; BIODEGRADATION AND BIOACCUMULATION DATA OF EXISTING CHEMICALS BASED ON THE CSCL JAPAN.; JAPAN CHEMICAL INDUSTRY ECOLOGY - TOXICOLOGY AND INFORMATION CENTER.ISBN 4-89074-101-1.; 1992
Robust Study Summary (biodegradation result)
MITI book - P data.doc
Predicted Ultimate degradation half-life (days) 8.67
MITI probability of biodegradation 0.9744
TOPKAT probability of biodegradation 1
EPI Predicted Ozone reaction half-life (days) 999
EPI Predicted Atmospheric Oxidation half-life (days) 0.5709

Underlying data regarding Bioaccumulation

Empirical Log Kow -1.76
Log Kow predicted by KowWin -1.65
Log BAF T2MTL predicted by Gobas 0.0000540371955876
Log BCF 5% T2LTL predicted by Gobas 0.0005144646215092
Log BCF Max predicted by OASIS 0.947549472119754
Log BCF predicted by BCFWIN 0.5

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 5000
Experimental result iT (mg/l) 5000
Test species iT (Latin) Carassius auratus
Test species iT (Common) Goldfish
Final EndPoint iT LC50
Exposure duration iT (hours) 24
Reference iT Water Res. 13(7):623-626 (OECDG Data File)
Robust Study Summary iT
56815-AT-LC50-F-Cauaur.doc
Toxicity to fish (LC50 in mg/l) as predicted by Ecosar v0.99g 184,000
Toxicity to fish (LC50 in mg/l) as predicted by PNN 1,395.65311
Toxicity to daphnia (EC50 in mg/l) as predicted by Topkat v6.1 19,400
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 77,712.039
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 1,593.083
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 1.84E+005

Human Health data supporting decisions
Underlying data regarding potential for exposure

LPE/IPE/GPE Greatest Potential for Exposure (HC Simple Exposure Tool)

Underlying data regarding Previous Assessments

Underlying data regarding Simple Hazard Assessment

AgencyAssessment
OECD No need to Assess List
HC PMRA/USEPA 4A Lists 4A Inert

Underlying data regarding Complex Hazard Assessment