Dibutyl Phthalate USP/Ph.Eur 2.5LT Go Back

CASR

: 84-74-2

Molecular Formula

: C16H22O4

Molecular Weight

: 278.3
Specifications  
Description: A clear, oily liquid, colourless or very slightly yellow. (USP-NF/Ph.Eur)
Solubility: Practically insoluble in water. Miscible with alcohol, ether and with ethanol (96%). (USP-NF/Ph.Eur)
Appearance: Passes test (USP-NF)
Identification A ( By Relative density, 20°C): 1.043-1.048 (Ph.Eur)
Identification B (By Refractive index, 20±0.5°C): 1.490-1.495 (USP-NF/Ph.Eur)
Identification C (By IR): To comply the test (USP-NF/Ph.Eur)
Identification D (By TLC): The principal spot in the chromatogram obtained with the test solution is similar in position and size to the principal spot in the chromatogram obtained with the reference solution.(PhEur)
Identification E (By Chemical test): To comply the test (Ph.Eur)
Appearance of Solution: The substance to be examined is clear and not more intensely coloured than reference solution Y6. (Ph.Eur)
Specific gravity, 20°C: 1.043-1.048 (USP-NF)
Refractive index (20°C ± 0.5°C): 1.490-1.495 (USP-NF)
Acidity: Passes test (USP-NF/Ph.Eur)
Related compounds: 1.0% max (USP-NF/Ph.Eur)
Water: 0.2% max (USP-NF/Ph.Eur)
Residue on ignition: NMT 0.1% (USP-NF)
Assay: 99.0%-101.0% m/m
Sulphated ash: 0.1% max (Ph.Eur)
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