Substance Identity
CAS Number 37199-66-9
Chemical Name Potassium sulfide (K2(Sx))
Type of substance UVCB-inorganic
SMILES n/a
Moiety of concern S-2
Categorization Results

Meets Government of Canada Categorization Criteria? No
Meets Human Health Categorization Criteria? No
Meets Environmental Criteria for Categorization? No
Persistent (P)? No
Bioaccumulative (B)? Not Determined
Inherently Toxic to Aquatic Organisms (iT)? Yes
DSL Quantity range (tonnes/year) 0 to 1T

Ecological data supporting decisions

Underlying data regarding persistence

Media of concern leading to Categorization Not Applicable
Experimental Biodegradation half-life (days) Not Available

Underlying data regarding Bioaccumulation

Underlying data regarding inherent toxicity to aquatic organisms

Pivotal value for iT (mg/l) 0.00625
Experimental result iT (mg/l) 0.00625
Comment iT 5th%ile >19 data points

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