全部 源叶

全部 100g 25g 500g 10g 50g 5g 100mg 1g 250mg 200mg 20ml 250g 2.5kg 25ml 500mg 1kg 20mg 25mg 50mg 100ml 2g 10pic 50pic 5kg 1个 50ml 4g 2kg 400mg

全部 ≥99.9% metals basis ≥99.99% metals basis 1mg/ml 99.9% metals basis ar ≥98% 石墨烯含量:1-1.5%wt,分散剂含量:0.2-0.3%wt 0.6% on activated carbon, 50% water-wet paste 0.7±0.03mg/l 1% on polyethylenimine/sio2,40-200 mesh 1000ug/ml in 1.0mol/l hno3 3% on activated carbon, reduced,50%-60% water wet paste 3.5n 5% on activated carbon, reduced, 50% water wet paste 5% on activated carbon,50-70% wetted powder 5% on activated carbon,reduced,dry powder 99%,300目 99% 99.5% metals basis 99.8% 99.99% metals basis acs, ≥99.9% metals basis, granular,10-40 mesh d50:0.30-0.50μm,比表面积:0.8-1.5m2/g gnp和cnts含量:1-5wt%,gnp:cnts 1:1,分散剂含量:0.2-1.0wt% primortrace™, ≥99.99% metals basis, 2-3cm primortrace™, ≥99.99% metals basis, powder,−100 mesh primortrace™, ≥99.99% metals basis, φ3*3mm primortrace™, ≥99.999% metals basis pt含量:20~30wt% pt含量:40~50wt% single layer ratio >95% ,0.8~1.2 nm sp su ultra, 电子级, ≥99.9999% metals basis ≥200目 ≥90%, ≤100μm particle size ≥90%, ≤40μm particle size ≥95% ≥99%, flakes,thickness<2.0 millimeters ≥99%, granular,5-20 mesh ≥99%, granular ≥99%, particle size≤1um ≥99%, powder,<75μm ≥99.5% metals basis, powder,>100目 ≥99.5% ≥99.8% metals basis, powder,<45μm ≥99.8% metals basis, powder,>200 mesh ≥99.9% metals basis, 200nm ≥99.9% metals basis, beads,2-8 mm ≥99.9% metals basis, beads,diam. 2-5 mm ≥99.9% metals basis, chips ≥99.9% metals basis, d50<600nm ≥99.9% metals basis, ingot,ingot,under oil ≥99.9% metals basis, powder,2-3.5μm ≥99.9% metals basis, powder,5g,≤500 micron ≥99.9% metals basis, powder,60-100目 ≥99.9% metals basis, powder,<150μm ≥99.9% metals basis, powder,particle size≤1um ≥99.9% metals basis, ≤1μm ≥99.9% metals basis, 粒径≤10μm ≥99.9% trace metals basis, ≤10μm ≥99.95% metals basis, powder,10μm ≥99.95% metals basis ≥99.99% metals basis, 0.5-2mm ≥99.99% metals basis, granular,5-50 mesh ≥99.99% metals basis, granular ≥99.99% metals basis, powder,>100 mesh ≥99.99% metals basis, powder,≤150μm ≥99.99% metals basis, powder ≥99.99% trace metals basis, 颗粒,<2 mm ≥99.99% trace metals basis,shot,1-3 mm ≥99.99% trace metals basis ≥99.995% metals basis, powder ≥99.997% metals basis, powder,>30目 ≥99.999% metals basis, 0-3cm ≥99.999% metals basis, 1-6mm ≥99.999% metals basis, <2cm ≥99.999% metals basis, ingot,2-3cm ≥99.999% metals basis, powder ≥99.999%, 5mm×5mm thickness 2mm wquare ≥99.999%, φ4mm thickness 1mm, cylinder ≥99.999%, φ5mm thickness 2.5mm bullet ≥99.9995% metals basis, beads,2-8 mm 单层比例:> 80%硫醇比率:4.0wt% 单层比率>99.8%,厚度0.8-1.2nm,直径0.8-3μm 工业级, ≥90% 工业级纳米石墨烯含量:1-5wt%,分散剂含量:0.2-1.0wt% 工业级纳米石墨烯含量:1-5wt%,分散剂含量:1-1.5wt% 弹丸,−3-+14目,99% 氧化石墨烯含量:1-3wt% 浓度范围:11.2µg/l 浓度范围:3.7µg/l 直径:1-100μm 直径:1-5 μm single layer ratio >80% amine ratio:4.0 wt% 直径:1-5 μm single layer ratio>80% carboxyl ratio: 5.0 wt% 直径:100-200nm single layer ratio :>99% amine ratio:4.0 wt% 直径:100nm-10μm 直径:1~5 μm single layer ratio>80% hydroxyl ratio: 4.0 wt% 石墨烯含量:0.4~0.6%wt,分散剂含量:0.4~0.6%wt 粉末, 99.8% 粉末,99.9% metals basis