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Substance Name: Potassium bisulfate
RN: 7646-93-7
UNII: 1J1K03241F
InChIKey: CHKVPAROMQMJNQ-UHFFFAOYSA-M

Molecular Formulas

  • H-O4-S.K
  • H2-O4-S.K

Molecular Weight

  • 136.168
 
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Names and Synonyms

Name of Substance

  • Potassium bisulfate

Synonyms

  • Acid potassium sulfate
  • AI3-04459
  • Caswell No. 682C
  • EINECS 231-594-1
  • EPA Pesticide Chemical Code 005605
  • Monopotassium hydrogen sulfate
  • Monopotassium sulfate
  • NSC 409996
  • Potassium acid sulfate
  • Potassium bisulfate
  • Potassium bisulphate
  • Potassium hydrogen sulfate
  • Potassium hydrogen sulfate, solid
  • Potassium hydrosulfate (KHSO4)
  • Potassium sulfate
  • Potassium sulfate (KHSO4)
  • Sal enixum
  • Sulfuric acid potassium salt (1:1)
  • Sulfuric acid, monopotassium salt
  • UNII-1J1K03241F

Systematic Names

  • Potassium bisulfate
  • Potassium hydrogensulphate
  • Sulfuric acid, monopotassium salt
  • Sulfuric acid, potassium salt (1:1)

Superlist Names

  • Potassium bisulfate
  • Potassium hydrogen sulfate
  • Potassium hydrogen sulfate [UN2509] [Corrosive]
  • UN2509

Registry Numbers

CAS Registry Number

  • 7646-93-7

FDA UNII

  • 1J1K03241F

Related Registry Number

  • 7778-80-5 (Parent)

System Generated Number

  • 0007646937

Molecular Formulas

Molecular Formulas

  • H-O4-S.K
  • H2-O4-S.K

Molecular Formula Fragments

  • COMPONENT
  • H-O4-S
  • H2-O4-S
  • K

Structure Descriptors

InChI

1S/K.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+1;/p-1

InChIKey

CHKVPAROMQMJNQ-UHFFFAOYSA-M

Smiles

S(=O)([O-])(O)=O.[K+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 2340mg/kg (2340mg/kg)   Personal Communication from J.V. Marhold, VUOS, 539-18, Pardubice, Czechoslavakia, Mar. 29, 1977Vol. 29MAR1977,