Comparison : |
Item # 0002-2498, KBr Random Cuttings--1 pound Item # 0002-2499, KCl Random Cuttings--1 pound Item # 0002-4534, ZnS (Cleartran) Random Cuttings--1/2 pound Item # 0002-4503, CaF2 Random Cuttings--1/2 pound Item # 0002-4523, CaF2 Random Cuttings--1 pound
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