K2 S2 O8

semiconductor

· K2 S2 O8

K2S2O8 is an inorganic semiconductor compound composed of potassium, sulfur, and oxygen elements. This material is primarily of research interest rather than established in widespread industrial production, positioned within the broader family of sulfate and mixed-metal oxide semiconductors being investigated for photochemical and electronic applications. K2S2O8 and related potassium persulfate compounds are notable for their oxidizing properties and potential use in photocatalysis, water treatment, and energy storage systems where their semiconducting characteristics could be leveraged.

photocatalytic water treatmentresearch semiconductorsoxidizing agentsenergy storage systemsoptical coatings developmentelectronic materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	27.17	GPa	—
Shear Modulus(G)	15.72	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	3.623	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.545	eV/atom	—

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.

K2 S2 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control