K3(FeS2)2

metal

· K3(FeS2)2

K3(FeS2)2 is an iron disulfide compound with potassium, belonging to the pyrite-related sulfide family. This is a synthetic research compound rather than an established engineering material; it is primarily of interest in electrochemistry and energy storage research contexts, where iron sulfides are explored for battery cathodes, supercapacitors, and catalytic applications due to their low cost and earth-abundance compared to conventional transition-metal oxides. The potassium incorporation suggests investigation for potassium-ion battery systems or related electrochemical devices, though industrial adoption remains limited and the material remains largely in the experimental phase.

battery cathode materials (research)potassium-ion energy storageelectrochemical catalysissulfide-based composites (emerging)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

K3(FeS2)2

Electrical Properties

Regulatory Screening

Environmental

Export Control