Describes and explains the various spectra which are used to identify chemicals. Provides data on the infra red, magnetic resonance, mass and UV spectra for a range of common organics substances.

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This guidance is for devices used in the school laboratory that emit ultraviolet light. Ultraviolet light is classed as optical radiation ranging in wavelength from 100 to 400 nm, below (in wavele.. more

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This provides a method to plot a calibration curve using the starch-iodine reaction. 

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