偏磷酸,meta-Phosphoric acid;purum, ~65% HPO3 basis, pieces
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氧化镧(III),Lanthanum(III) oxide;99.999% trace metals basis -
三氧化钼(VI),Molybdenum(VI) oxide;puriss. p.a., 99.5% -
苯甲酸苄酯,Benzyl benzoate;ReagentPlus®, ≥99.0% -
诃子鞣酸,Chebulagic acid;analytical standard, ≥85.0% (HPLC) -
氧化铜,Copper(II) oxide;wire fine about 0.65 x 3 mm for elementary analysis (surface: CuO, core: Cu₂O) ACS -
金/银清洗剂,Gold/Silver cleaner
