Phthalic anhydride 99% ACS

Supplier: Thermo Scientific Chemicals
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42332-0020 42332-0050 42332-5000
TS42332-0020EA 194 USD
TS42332-0020 TS42332-0050 TS42332-5000
Phthalic anhydride 99% ACS
Phthalic anhydride
Formula: C₈H₄O₃
MW: 148.12 g/mol
Boiling Pt: 81…82 °C
Melting Pt: –61.5 °C
Density: 0.72 g/cm³
Flash Pt: –14 °C
Storage Temperature: Ambient
MDL Number: MFCD00005918
CAS Number: 85-44-9
EINECS: 213-173-4
UN: 3295
ADR: 3,II
Merck Index: 13,07457

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Specification Test Results

Appearance Clear colorless to light yellow Liquid
Infrared spectrum Conforms
Refractive index 1.4100 to 1.4120 (20°C, 589 nm)
GC ≥98.5 %
Titration by coupling 99.0 to 100.2 %
Chloride (Cl) ≤0.002 %
Sulfate (SO4) ≤0.003 %
Iron (Fe) ≤5 ppm
Heavy metals (as Pb) ≤5 ppm

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