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CAS RN: 877-24-7 | Product Number: P0309

Potassium Hydrogen Phthalate

Purity: >99.8%(T)
  • Monopotassium Phthalate
  • Phthalic Acid Monopotassium Salt
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Product Number P0309
Purity / Analysis Method >99.8%(T)
Molecular Formula / Molecular Weight C__8H__5KO__4 = 204.22  
Physical State (20 deg.C) Solid
CAS RN 877-24-7
Reaxys Registry Number 3637128
PubChem Substance ID 87574540
Merck Index (14) 7612
MDL Number


Appearance White to Almost white powder to crystal
Purity(HPLC) min. 99.5 area%
Purity(Neutralization titration) 99.8 to 100.2 %
Solubility in Water almost transparency
Properties (reference)
Solubility in water Soluble
Solubility (slightly sol. in) Alcohol
Pictogram Pictogram
Signal Word Warning
Hazard Statements H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
Related Laws:
EC Number 212-889-4
RTECS# CZ4326000
Transport Information:
HS Number 2917399590
PubMed Literature

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