麦克林 aladdin 罗恩 Adamas/阿达玛斯 毕得医药 leyan/乐研 TCI yuanye 玻尔 毕佳索 Greagent Alfa sigma-aldrich 3A Adamas life

99% min 99% 99.0%(T) AR，99% SP，99% ≥99% 99+% ≥99.0% ≥99%Bio-Ultra Grade ≥99.0%AR ≥99% trace metals basis ≥99.0%特优级 ≥99.0%ACSreagent, AR ≥99.0% 特优级 ≥99.0% ≥99.5% (AT) 99.9% metals basis 99.9%（高纯试剂） 99.9%+,SPSP 99.92% (metals basis) 99.92%(metals basis) 99.95% metals basis,无水级,粉末 99.95% trace metals 99.95%（分析对照品试剂） 99.99% metals basis 99.997% metals basis 99.999% (metals basis) 99.999% trace metals 99.999%-K IR grade, for spectroscopy, 99+%RG SP for analysis, 99+%RG 超干,99.9%(metals basis) 超干,99.98%(metals basis) AR,99.0% Spectroscopy Grade extra pure, 98%RG 照相一级 (trace metal basis), 99.999%RG ACS AR,99% Analysis of standard solution, 0.5 M Analysis of standard solution, 1.0 M GR,99.5% SP,99% SP,crystals,99%红外测试专用 for analysis ACS, 99+%ACS ultra dry, 99.95% 光谱级, ≥99.5% 分析对照品,99.95% 分析标准品,99.4% 无水级,ACS试剂, ≥99% 超干,99.95%(metals basis) 0.01mol/L, 介质: H2O 0.1mg/ml (100ppm) 1g/L, 介质: H2O 1mg/ml (1,000ppm) 50g/L, 介质: H2O

20ml 50ml 100ml 500ml 0.25Lb 1L 1Lb 1kg 2.5kg 5g 5kg 6X1kg 6X500g 10g 10kg 12X500g 12×500g 25g 25G 25kg 25GR 50g 50gR 100g 100G 100GR 250g 250G 300G 500g 500gR 1000g 5000g 10000g 25000g 50pc 100pc 200pc