H4 O16 Cl4 Hg4

ceramic

· H4 O16 Cl4 Hg4

This appears to be a mercury-chloride-oxygen compound, likely a chloride or oxychloride ceramic phase rather than a conventional engineering ceramic. Mercury-based compounds are extremely rare in modern materials engineering due to toxicity and volatility concerns; this composition may represent either a historical material, a laboratory synthesis, or a misidentified chemical formula. If this is a genuine ceramic phase, it would belong to the family of halide ceramics, though such materials are not typically specified for structural or functional engineering applications in current practice.

historical/legacy materialslaboratory research (halide ceramics)chemical synthesis referencenot recommended for engineering use

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2720	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.

H4 O16 Cl4 Hg4

Other Properties

Regulatory Screening

Environmental