English name: o-Phthalic acid; 1,2-Benzenedicarboxylic acid; Phthalic acid
Other names: phthalic acid; 1,2-benzenedicarboxylic acid
CAS number: 88-99-3
C8H6O4 = 166.13
Level: AR
Content: ≥99.8%
Sulfur compounds: ≤0.002%
Chloride: ≤0.002%
Iron: ≤0.0005%
Heavy metals: ≤0.001%
Burning residue: ≤0.02%
Properties: colorless crystal or crystalline powder. Rapid heating, melting at about 230 ℃, decomposing at the same time, and releasing water to form phthalic anhydride. Soluble in methanol and ethanol, slightly soluble in water and ether, insoluble in chloroform, benzene and petroleum ether. The relative density is 1.59. Melting point is 191 ℃. LD50 (rat, oral) 7.9g / kg. Irritating.
Uses: biochemical research. Prepare a standard solution for the alkali method. Verification of cobalt, copper, germanium, mercury, nickel, potassium, strontium and zinc. Determination of cobalt, iodate and lead. Organic Synthesis.
Save: RT
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