PHOSPHORIC ACID
UNII E4GA8884NN

Substance Identification & Data

This profile provides standardized clinical and technical data for Phosphoric Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) E4GA8884NN.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 7664-38-2 and the RxNorm Concept ID (RxCUI) 8259. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
E4GA8884NN
CAS Registry Number
7664-38-2
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
PHOSPHORIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
E4GA8884NN
The specific atomic composition represented as a molecular structure string.
InChIKey
H3O4P
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
NBIIXXVUZAFLBC-UHFFFAOYSA-N
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
OP(=O)(O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Phosphoric Acid. 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

PHOSPHORIC ACID

Common Names & Synonyms

ACIDUM PHOSPHORICUM
AMBERPHOS 54
ETIDRONATE DISODIUM IMPURITY A [EP IMPURITY]
PAMIDRONATE DISODIUM PENTAHYDRATE IMPURITY B [EP IMPURITY]
PHOSPHORIC ACID [FCC]
PHOSPHORIC ACID [FHFI]
PHOSPHORIC ACID [HSDB]
PHOSPHORIC ACID [II]
PHOSPHORIC ACID [MART.]
PHOSPHORIC ACID [MI]
PHOSPHORIC ACID [ORANGE BOOK]
PHOSPHORIC ACID [USP-RS]
PHOSPHORIC ACID [VANDF]
PHOSPHORIC ACID [WHO-DD]
PHOSPHORICUM ACIDUM
PHOSPHORICUM ACIDUM [HPUS]
VOCOCID
WC-REINIGER
ZOLEDRONIC ACID MONOHYDRATE IMPURITY F [EP IMPURITY]

Systematic Nomenclature

ORTHOPHOSPHORIC ACID

Technical Codes

E 338
E-338
FEMA NO. 2900
INS NO.338
INS-338
NSC-80804
Y-11A06

NDC Products Containing PHOSPHORIC ACID

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