β-Carotene

Alternative Name:	Provitamin A

Identity:	Identity determined by IR.

Formula:	C₄₀H₅₆

MW:	536.9

Purity:	≥97%

Appearance:	Red to deep red powder.

CAS:	7235-40-7

MI:	14: 1853

Source/Host:	Synthetic.

Solubility:	Soluble in DMSO, n-hexane, carbon disulfide, chloroform (10mg/ml), benzene or vegetable oils; slightly soluble in ether, petroleum ether or oils; almost insoluble in 100% ethanol, methanol, water, diluted acidic or alkaline solutions.

Long Term Storage:	-20°C

Handling:	Packaged under inert gas. Protect from light. Absorbs oxygen from air. Keep under inert gas.