Optical Response of Metakaolin after Ultraviolet and High Energy Electron Exposure

Table 2

Mass measurements.

Sample	Preexposure mass (g)	Postexposure mass (g)	% mass loss
Metakaolin 1	22.51	22.32	0.8
Metakaolin 2	21.72	21.60	0.5
Metakaolin 3	22.54	22.45	0.4
Metakaolin 4	22.82	22.58	1.1