Sunscreens: Conjugation and UV Protection

Students use a UV-Vis spectrometer to observe the absorbance of various suncreens in the UVA and UVB regions of the electromagnetic spectrum, and relate sunscreen performance with molecular orbital structure and degree of conjugation or electron delocalization.

Grade Level: College

Subject: Chemistry

Student Files

	Sunscreens: Conjugation and UV Protection	434.57 KB
	Sunscreens: Conjugation and UV Protection	280.20 KB

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Featured Equipment

UV Quartz Cuvettes (Qty. 2)

Set of 2 Quartz Cuvettes for use with UV wavelengths as low as 190 nm.

UV-Vis Spectrometer

Highly accurate spectrometer with broad range, ultraviolet through visible light illumination for detailed spectroscopic techniques in chemical structure and concentration determination.

Support

Many lab activities can be conducted with our Wireless, PASPORT, or even ScienceWorkshop sensors and equipment. For assistance with substituting compatible instruments, contact PASCO Technical Support. We're here to help.
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Source Collection: Lab #03