Potassium citrate

  • Potassium dihydrogen 2-hydroxypropane-1,2,3-tricarboxylate
  • 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, monopotassium salt
  • Potassium citrate monobasic
  • Potassium dihydrogen citrate
  • Citric acid, monopotassium salt
Formula
KH2C6H5O7
Structure
Description
White crystalline powder. Odorless.
Uses
A pH standard.

Registry Numbers and Inventories.
CAS
866-83-1
EC (EINECS/ELINCS)
212-753-4
Merck
13,7707
Beilstein/Gmelin
4772973
Beilstein Reference
6-03
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C6H7KO7
Formula mass
230.22
Solubility in water
216 g/L (25 C)

Hazards and Protection.
Storage
Store in cool, dry location in a tightly sealed container.
Small spills/leaks
Sweep up and discard. Neutralize if necessary, disposal to sanitary drain.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Avoid strong oxidizing agents.

Fire.
Fire fighting
Fight surrounding fire.
Fire potential
Will decompose in general fire.
Health
0
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
4
Exposure effects
   Inhalation
Inhalation may be hazardous.

First aid
 
   Inhalation
Move to fresh air. If irritation develops, seek medical attention.
   Skin
Wash with water after contact. If irritation develops, seek medical attention.
   Eyes
Wash with water for at least 15 minutes. If irritation develops, seek medical attention.

Transport.