PX1476
Potassium Hydrogen Phthalate
Meets ACS Specifications GR ACS
Synonym(s):
Potassium Hydrogen Phthalate, Potassium Biphthalate, Potassium Acid Phthalate
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About This Item
Product Name
Potassium Hydrogen Phthalate, Meets ACS Specifications GR ACS
SMILES string
[K+].[O-]C(=O)c1c(cccc1)C(=O)[O-].[H+]
InChI
1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
InChI key
IWZKICVEHNUQTL-UHFFFAOYSA-M
grade
ACS reagent
assay
99.95-100.05% dry basis
form
solid
impurities
≤0.002% Sulfur compounds (as S)
≤0.005% Insoluble matter
color
white
pH
4.0 (20 °C, 50 g/L in H2O)
mp
295-300 °C
solubility
80 g/L
anion traces
chloride (Cl-): 0.003%
cation traces
Fe: ≤5 ppm
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm
shipped in
ambient
storage temp.
room temp
Quality Level
Related Categories
Analysis Note
Application
Storage Class
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
387.1 °F - Pensky-Martens closed cup
flash_point_c
197.3 °C - Pensky-Martens closed cup
Regulatory Information
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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