Butylated Hydroxytoluene Ph.Eur 5KG Go Back


: 128-37-0

Molecular Formula

: C15H24O

Molecular Weight

: 220.35
Appearance: A white to yellowish white, crystalline powder.
Solubility: Practically insoluble in water, very soluble in acetone. Freely soluble in alcohol and in vegetable oils.
Identification A (by Freezing point): 69°C-70°C
Identification B (by UV absorbance test): The solution should show an absorption maximum at 278 nm & the specific absorbance at the maximum should between 80 to 90.
Identification C (By IR): IR Spectra of the sample should be concomitant with IR spectra of the standard
Identification D (By Chemical test): A blue color should develop.
Appearance of Solution: The solution is clear and not more intensely coloured than reference solution Y5 or BY5.
Related substances (by TLC): 0.5% max.
Sulphated ash: NMT 0.1%
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