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Substance Name: Hydrochloric acid [JAN:NF]
RN: 7647-01-0
UNII: QTT17582CB
InChIKey: VEXZGXHMUGYJMC-UHFFFAOYSA-N

Note

  • A strong corrosive acid that is commonly used as a laboratory reagent. It is formed by dissolving hydrogen chloride in water. GASTRIC ACID is the hydrochloric acid component of GASTRIC JUICE.

Molecular Formula

  • Cl-H

Molecular Weight

  • 36.4609
 

Classification Codes

Classification Codes

  • Human Data
  • Mutation Data
  • Pharmaceutic Aid (Acidifying Agent)
  • Reproductive Effect
  • Skin / Eye Irritant
  • Tumor Data

Superlist Classification Codes

  • Ceiling (2 ppm); Not classifiable as a human carcinogen
  • Ceiling 5 ppm (7 mg/m3)
  • Overall Carcinogenic Evaluation: Group 3
  • Reportable Quantity (RQ) = 5000 lb
  • Threshold Planning Quantity (TPQ) = 500 lb

Names and Synonyms

Name of Substance

  • Hydrochloric acid
  • Hydrochloric acid [JAN:NF]
  • Hydrogen chloride
  • Muriatic acid

MeSH Heading

  • Hydrochloric acid

Synonyms

  • 4-D Bowl Sanitizer
  • Acide chlorhydrique
  • Acide chlorhydrique [French]
  • Acido clorhidrico
  • Acido clorhidrico [Spanish]
  • Acido cloridrico
  • Acido cloridrico [Italian]
  • Anhydrous hydrochloric acid
  • Aqueous hydrogen chloride
  • Bowl Cleaner
  • Caswell No. 486
  • Chloorwaterstof
  • Chloorwaterstof [Dutch]
  • Chlorohydric acid
  • Chlorowodor
  • Chlorowodor [Polish]
  • Chlorure d'hydrogene
  • Chlorure d'hydrogene anhydre
  • Chlorure d'hydrogene anhydre [French]
  • Chlorure d'hydrogene [French]
  • Chloruro de hidrogeno
  • Chloruro de hidrogeno [Spanish]
  • Chlorwasserstoff
  • Chlorwasserstoff [German]
  • Cloruro de hidrogeno anhidro
  • Cloruro de hidrogeno anhidro [Spanish]
  • EC 231-595-7
  • EINECS 231-595-7
  • Emulsion Bowl Cleaner
  • EPA Pesticide Chemical Code 045901
  • HSDB 545
  • Hydrochloric acid
  • Hydrochloride
  • Hydrogen chloride (HCl)
  • Hygeia Creme Magic Bowl Cleaner
  • Muriatic acid
  • Muriaticum acidum
  • Now South Safti-Sol Brand Concentrated Bowl Cleanse with Magic Actio
  • NSC 77365
  • Percleen Bowl and Urinal Cleaner
  • Spirits of salt
  • UN 1050 (anhydrous)
  • UN 1789 (solution)
  • UN 2186 (refrigerated liquefied gas)
  • UNII-QTT17582CB
  • Varley Poly-Pak Bowl Creme
  • Varley's Ocean Blue Scented Toilet Bowl Cleaner
  • White Emulsion Bowl Cleaner
  • Wuest Bowl Cleaner Super Concentrated

Systematic Names

  • Hydrochloric acid
  • Hydrogen chloride

Superlist Names

  • Hydrochloric acid
  • Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
  • Hydrochloric acid 36% by weight or more HCl
  • Hydrochloric acid, solution
  • Hydrochloric acid, solution [UN1789] [Corrosive]
  • Hydrogen chloride
  • Hydrogen chloride (gas only)
  • Hydrogen chloride, anhydrous
  • Hydrogen chloride, anhydrous [UN1050] [Poison gas]
  • Hydrogen chloride, refrigerated liquid
  • Hydrogen chloride, refrigerated liquid [UN2186] [Poison gas]
  • UN1050
  • UN1789
  • UN2186

Registry Numbers

CAS Registry Number

  • 7647-01-0

FDA UNII

  • QTT17582CB

Other Registry Numbers

  • 113962-65-5
  • 218625-68-4
  • 51005-19-7
  • 61674-62-2

System Generated Number

  • 0007647010

Structure Descriptors

InChI

1S/ClH/h1H

InChIKey

VEXZGXHMUGYJMC-UHFFFAOYSA-N

Smiles

Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 4413ppm/30M (4413ppm) LIVER: OTHER CHANGES

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Journal of Industrial Hygiene and Toxicology. Vol. 24, Pg. 222, 1942.
human LCLo inhalation 1300ppm/30M (1300ppm)   "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968Vol. -, Pg. 207, 1968.
human LCLo inhalation 3000ppm/5M (3000ppm)   Tabulae Biologicae. Vol. 3, Pg. 231, 1933.
man LDLo oral 2857ug/kg (2.857mg/kg) GASTROINTESTINAL: CHANGE IN STRUCTURE OR FUNCTION OF ESOPHAGUS

VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION
Medical Journal of Australia. Vol. 158, Pg. 28, 1993.
man LDLo unreported 81mg/kg (81mg/kg)   "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970.
mouse LC50 inhalation 1108ppm/1H (1108ppm) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
Journal of Combustion Toxicology. Vol. 3, Pg. 61, 1976.
mouse LD50 intraperitoneal 40142ug/kg (40.142mg/kg)   Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 256, Pg. 1043, 1963.
rabbit LCLo inhalation 4413ppm/30M (4413ppm) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

LIVER: FATTY LIVER DEGERATION

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA
Journal of Industrial Hygiene and Toxicology. Vol. 24, Pg. 222, 1942.
rabbit LD50 oral 900mg/kg (900mg/kg)   Biochemische Zeitschrift. Vol. 134, Pg. 437, 1923.
rat LC50 inhalation 3124ppm/1H (3124ppm) SENSE ORGANS AND SPECIAL SENSES: IRITIS: EYE

SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION
Aerospace Medical Research Laboratory Report. Vol. TR-74-78, Pg. 1974,
women LDLo oral 420uL/kg (0.42mL/kg) CARDIAC: PULSE RATE

BEHAVIORAL: EXCITEMENT

KIDNEY, URETER, AND BLADDER: HEMATURIA
Japanese Journal of Toxicology. Vol. 9, Pg. 351, 1996.