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

97%RG 97% 98%<10mum, 98% 99%RG 99% 99.0% min 99+%RG ≥99.0%ACSreagent, ≥99.0% 99.5%,40nmRG 99.5% metals basis,150-250nmRG 99.5% metals basis,50-100nmRG 99.5% metals basis,10μm 99.5%,100-200nm,球形 99.5%,40nm 99.5% metals basis, <50 nm 99.5% metals basis,150-250nm 99.5%,100-200nm 99.5% metals basis, 100-200nm 99.5% metals basis, 50-100nm 99.5% metals basis,50-100nm 99.5% metals basis 99.5%,50-100nm 99.7%(metals basis) 99.7% (metals basis) 99.9% metals basis,10μm 99.9% metals basis,1-2μm 99.99% metals basis,powderRG 99.99% metals basis,powder 99.99% trace metals 99.995% trace metals 99.995% trace metals basis, powder 99.995% trace metals basis,powder 99.999% trace metals basis,powder 99.999% trace metals 99.9995%(metals basis) AR,99% Puratronic&reg;,99.995%(metals basis) ACSreagent, ACS reagent, mixture of CuO and Cu2O ACS reagent, ≥99.0% AR 元素分析仪专用 0.99 87% 87%,φ0.45mm Φ:0.5mm,元素分析仪专用 40nm 球形,99.5% 14-30 mesh, extent of labeling: 13 wt. % loading mixture of CuO and Cu2O, ACS reagent

1g 1kg 2kg 2.5kg 5g 5G 10g 10kg 12kg 12×500g 12X500g 20×500g 25g 25G 25kg 25gR 50g 100g 100G 100gR 250g 500g 500gR 1000g