Difference between revisions of "Potassium phosphate"

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* Contact or inhalation may cause irritation.   
 
* Contact or inhalation may cause irritation.   
* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC378610010&productDescription=CALCIUM+PHOSPHATE%2C+MONOB+1KG&vendorId=VN00032119&countryCode=US&language=en SDS]
+
* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=P285500&productDescription=POT+PHOSPHATE+MONO+CR+ACS+500G&vendorId=VN00033897&countryCode=US&language=en SDS]
  
 
==Physical and Chemical Properties==
 
==Physical and Chemical Properties==

Latest revision as of 11:36, 25 August 2022

Description

White granular crystals. Potassium phosphate monobasic is used as a buffering agent.

Chemical structure

Potassium phosphate.jpg

Synonyms and Related Terms

potassium phosphate monobasic; potassium dihydrogen phosphate

Risks

  • Contact or inhalation may cause irritation.
  • ThermoFisher: SDS

Physical and Chemical Properties

Soluble in water. pH = 4.4-4.7

Composition KH2PO4
CAS 7778-77-0
Melting Point 253 C
Density 2.34 g/ml
Molecular Weight mol. wt. = 136.09
Boiling Point 400 C (dec)

Resources and Citations

  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7542
  • Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990