钨粉V31205 · CAS 7440-33-7
≥99.9% metals basis, 50nm
金属
共165件商品钨粉V31206 · CAS 7440-33-7
≥99.98% metals basis, 1-5μm
钨粉V31207 · CAS 7440-33-7
≥99.99% metals basis, 25um
黑钨丝V31208 · CAS 7440-33-7
≥99.99% metals basis, diam. 0.5 mm
钨粉V31209 · CAS 7440-33-7
≥99.99% metals basis, powder,12μm
促销铑黑V31262 · CAS 7440-16-6
≥99.9% metals basis
促销铑粉V31263 · CAS 7440-16-6
≥99.95% metals basis
水质铅标样V31278 · CAS 7439-92-1
20-500 ug/L, in 1% HNO3
铅粉V31279 · CAS 7439-92-1
≥99.95% metals basis, contains a small amount of lead oxide
热分析标准物质（铅）V31280 · CAS 7439-92-1
熔化温度：327.77°C
萘酸锌, ZnV31744 · CAS 27253-29-8
Zn ≥16%
铁粉V32727 · CAS 7439-89-6
≥99%
还原铁粉V32728 · CAS 7439-89-6
AR, 100 mesh
还原铁粉V32729 · CAS 7439-89-6
化学纯（CP）, 100 mesh
铁粉V32730 · CAS 7439-89-6
≥99.5%
促销锡粉V33048 · CAS 7440-31-5
≥99.5% metals basis, 100 mesh
促销锡粒V33049 · CAS 7440-31-5
≥99.5%, 0.5-1.5 mm
锡粉V33050 · CAS 7440-31-5
≥99.5%, Particle size ≤5μm
促销锡粉V33051 · CAS 7440-31-5
≥99.9% metals basis, ≤30μm
锡粒V33052 · CAS 7440-31-5
AR, ≥99.5%, 2-4 mm
促销热分析标准物质（锡）V33053 · CAS 7440-31-5
熔化温度：231.81°C
促销锡粉V33054 · CAS 7440-31-5
用于元素分析
促销铋粉V33117 · CAS 7440-69-9
≥99.9% metals basis, ≥200 mesh
促销铋粒V33118 · CAS 7440-69-9
≥99.99% metals basis
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