搜索 结构 编号 化学名称 Cas号 KY119022 Copper natural (certified for isotope abundance ratio) KY119023 LALLS viscosity validation set polystyrene Mp 9μ000-800μ000 in THF certified according to DIN KY119024 Photomask linewidth standard KY119025 Plastic film (overall migration in olive oil, film A) KY119026 Reference ethanols (H, M, L) (for SNIF-NMR) KY119027 Ewesμ/Goats Curd (for adulteration with cows milk) 0 and 1 % cows milk KY119028 Lithium-6Li solution KY119029 Isooctane (purity, impurities) KY119030 Bovine urine (clenbuterol, salbutamol blank) « 641 642 643 644 645 646 647 648 649 650 »