Fig. 7.
The transmission and backscatter curves for systems: a Cr2O3 at pH 10, b Cr2O3/ ASP 6,800 (c = 100 ppm) at pH 10, and c Cr2O3/ LYS 4,900 (c = 100 ppm) at pH 10. Samples a and c are unstable, whereas sample b exhibits significant stability
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