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rochpaul5: Embryonic
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rochpaul5: Aquatic
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rochpaul5: Violet Reacting
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rochpaul5: Floral Violet
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rochpaul5: Organic Needles
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rochpaul5: Copper Sulfate pentahydrate and crystallites
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rochpaul5: Swirl Reaction
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rochpaul5: Prismatic Copper Sulfate Pentahydrate