CALCIUM CARBONATE
UNII H0G9379FGK

Substance Identification & Data

This profile provides standardized clinical and technical data for Calcium Carbonate, uniquely identified by the FDA Unique Ingredient Identifier (UNII) H0G9379FGK.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 471-34-1 and the RxNorm Concept ID (RxCUI) 1897. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
H0G9379FGK
CAS Registry Number
471-34-1
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
CALCIUM CARBONATE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
H0G9379FGK
The specific atomic composition represented as a molecular structure string.
InChIKey
CO3.Ca
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
VTYYLEPIZMXCLO-UHFFFAOYSA-L
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C([O-])([O-])=O.[Ca+2]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Calcium Carbonate. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

CALCITE
CALCIUM CARBONATE
CHALK
CI 77220
HYDROLYZED PEARL

Common Names & Synonyms

CALCII CARBONAS [WHO-IP LATIN]
CALCITE (CA(CO3))
CALCITUM
CALCIUM (AS CALCIUM CARBONATE)
CALCIUM (AS CALCIUM CARBONATE) [VANDF]
CALCIUM (AS CARBONATE)
CALCIUM (AS CARBONATE) [VANDF]
CALCIUM CARBONATE [EP MONOGRAPH]
CALCIUM CARBONATE [FCC]
CALCIUM CARBONATE [HSDB]
CALCIUM CARBONATE [II]
CALCIUM CARBONATE [MART.]
CALCIUM CARBONATE [MI]
CALCIUM CARBONATE [ORANGE BOOK]
CALCIUM CARBONATE [USP MONOGRAPH]
CALCIUM CARBONATE [USP-RS]
CALCIUM CARBONATE [VANDF]
CALCIUM CARBONATE [WHO-DD]
CALCIUM CARBONATE [WHO-IP]
CALCIUM CARBONATE DC (SPRAY DRIED) [NDI]
CHALK [WHO-DD]
GLAUBERITUM
HAN SHUI SHI
LIMESTONE
LIMESTONE, GROUND
LIMESTONE, GROUND [FCC]
MARBLE DUST
PEPCID COMPLETE COMPONENT CALCIUM CARBONATE
PRECPITATED CALCIUM CARBONATE
PRECPITATED CALCIUM CARBONATE [JAN]

Brand / Trade Names

PHX CAL-CARB BUFFER

Systematic Nomenclature

CALCIUM CARBONATE (1:1)

Technical Codes

E-170(I)
INS NO.170(I)
INS-170(I)
NDI 443 [FDMS]

NDC Products Containing CALCIUM CARBONATE

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: