| 摘要 |
What is provided herein are substantially anhydrous complexes of PVP and H2O2 in molar ratios of between about 2:1 and 1:1, respectively, which corresponds to between about 13% and about 23% by weight H2O2. The complexes of the invention are prepared by an anhydrous process whereby substantially uniform, free-flowing, fine white powders are obtained.
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