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Patch product comprising rare earth elements

2025-06-18 19:104250下载
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The present invention relates to a patch product comprising rare earth elements. The patch product is manufactured using mineral which comprises 770-870ppm of La, 410-510 ppm of Ce, 110-210 ppm of Pr, 510-610 ppm of Nd, 40-140 ppm of Sm, 1-70 ppm of Eu, 40-140 ppm of Gd, 1-60 ppm of Tb, 1-90 ppm of Dy, 1-50 ppm of Ho, 1-70 ppm of Er, 0.1-20 ppm of Tm, 1-60 ppm of Yb, and 0.1-20 ppm of Lu.


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