HCl

ceramic
· HCl

HCl (hydrochloric acid) classified here as a ceramic material refers to solid hydrochloric acid or HCl-based ceramic compounds, likely in research or specialized industrial contexts rather than the common aqueous acid solution. This material family encompasses HCl complexes, molecular crystals, or acid-salt ceramic compositions that exhibit rigid, brittle characteristics typical of ceramics. Industrial applications of HCl-based ceramics are limited and primarily experimental; they may be explored in specialized chemical processing, catalyst supports, or extreme environment chemical containment where the molecular structure of crystalline HCl provides unique reactivity or thermal stability advantages over conventional containers or ceramic alternatives.

chemical processing researchmolecular crystal compoundsspecialized catalyst supportsexperimental corrosion resistanceextreme environment chemistrylaboratory-scale materials

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
1,154.5
ksi
Poisson's Ratio(ν)
0.2300
-
Shear Modulus(G)
868.8
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.05947
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
5.815
eV
Dielectric Constant (Relative Permittivity)(εr)2 entries
2.770
-
4.213
-
Electronic Dielectric Tensor(ε∞)
Matrix (redacted)
-
Total Dielectric Tensor(ε)
Matrix (redacted)
-
Magnetic Moment(μB)
0.000
µB
Piezoelectric Modulus(eij)2 entries
0.1707
C/m²
0.04267
C/m²
Piezoelectric Stress Tensor(eij)
Matrix (redacted)
C/m²
Seebeck Coefficient(S)
-129.4
µV/K
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom
Formation Energy(ΔHf)
-0.4541
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.
HCl — Properties & Data | MatWorld