Sigma-Aldrich POTASSIUM HYDROGEN PHTHALAT 2 5 kg

Name: Sigma-Aldrich POTASSIUM HYDROGEN PHTHALAT 2 5 kg
SKU: SIAL-PX1476-5
Price: 307.00 USD

List Price $307.00 Your Price $307.00

Sigma-Aldrich Potassium Hydrogen Phthalate, Meets ACS Specifications GR ACS, 2.5 kg - SIAL (Additional S&H or Hazmat Fees May Apply)

NETA PART: SIAL-PX1476-5

MFG.PART: PX1476-5

UNSPSC: 41122409

Manufacturer: Sigma-Aldrich

grade
ACS reagent

Quality Level
200

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%

Application
Analysis Note Assay (dried basis)99.95-100.05%Chlorine compounds (as Cl)0.003% maxColorWhiteFormCrystalsHeavy metals (as Pb)5ppm maxInsoluble matter0.005% maxIron (Fe)5ppm maxSodium (Na)0.005% maxSulfur compounds (as S)0.002% maxpH of a 0.05 M solution at 25.0 ± 0.2°C4.00-4.02