Substance Identity
CAS Number 2215-35-2
Chemical Name Zinc, bis[O,O-bis(1,3-dimethylbutyl) phosphorodithioato-S,S']-, (T-4)-
Type of substance Organometallic
SMILES CC(C)CC(C)OP(=S)(S[Zn])OC(C)CC(C)C
Moiety of concern PC
Categorization Results

Meets Government of Canada Categorization Criteria? Yes
Meets Human Health Categorization Criteria? No
Meets Environmental Criteria for Categorization? Yes
Persistent (P)? Yes
Bioaccumulative (B)? Yes
Inherently Toxic to Aquatic Organisms (iT)? Yes
DSL Quantity range (tonnes/year) >1T to 1000T
Basis for Environment Categorization (PiT, BiT, PBiT) if categorized? PBiT

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Not Applicable
Experimental Biodegradation half-life (days) Not Available
Predicted Ultimate degradation half-life (days) 37.5
MITI probability of biodegradation 0.0006
EPI Predicted Ozone reaction half-life (days) 999,999
EPI Predicted Atmospheric Oxidation half-life (days) 0.06709

Underlying data regarding Bioaccumulation

Log Kow predicted by KowWin 6.68
Log BAF T2MTL predicted by Gobas 6.33488552452342
Log BCF 5% T2LTL predicted by Gobas 4.60082795409974
Log BCF Max predicted by OASIS 4.8071814347168
Log BCF predicted by BCFWIN 4.441

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.041
Toxicity to fish (LC50 in mg/l) as predicted by Aster 2.113846
Toxicity to fish (LC50 in mg/l) as predicted by PNN 0.0685
Toxicity to fish, daphnia, algae or mysid shrimp (EC50 or LC50 in mg/l) as predicted by Ecosar v0.99g 0.041
Chronic toxicity to daphnia or algae (EC50 in mg/l) as predicted by Ecosar v0.99g 0.006
Toxicity to fish (LC50 in mg/l) as predicted by Neutral Organics QSAR in Ecosar v0.99g 4.10E-002

Human Health data supporting decisions
Underlying data regarding potential for exposure

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

Underlying data regarding Previous Assessments

Underlying data regarding Simple Hazard Assessment


Underlying data regarding Complex Hazard Assessment