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Niu Y, Tang E, Zhang Q Rapid and sensitive detection of melanin using glutathione conjugated gold nanocluster based fluorescence quenching assay - ScienceDirect Size:10x10ml https://www.mtmshop.de/cdn/shop/articles/u2482632575_Minimalistic_close-up_of_a_hand_holding_a_bright__2_30cfcb08-578e-4afb-9c92-de12b4be3374.png?v=1755247511&width=360 ingredient:turmeric
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