K2 Na2 S2 O8

ceramic

· K2 Na2 S2 O8

K₂Na₂S₂O₈ is an inorganic ceramic compound composed of potassium, sodium, sulfur, and oxygen—a mixed-alkali metal sulfate that belongs to the class of ionic ceramics. This material is primarily encountered in research and specialty chemical applications rather than established industrial production, where it functions as an oxidizing agent and is studied for its potential in advanced oxidation processes, waste treatment systems, and energetic material formulations. Engineers would consider this compound for niche applications requiring strong oxidizing properties or for investigating mixed-alkali ceramic behavior, though limited commercial availability and established alternatives (such as more common persulfates) mean it is chosen mainly in experimental or small-scale specialty settings.

advanced oxidation processeswater and wastewater treatmentspecialty chemical synthesisresearch and developmentoxidizing agent formulationsionic ceramic studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	5,422.8	ksi	—
Shear Modulus(G)	3,056.4	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	5.643	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.932	eV/atom	—

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

Regulatory Screening

Environmental

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 Na2 S2 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental