二氧化硅V32269 · CAS 7631-86-9
≥99.8% metals basis, powder,spec. surface area 175-225 m2/g (bET)
≥99.8% metals basis, powder,spec. surface area 175-225 m2/g (bET)
分子量1000
平均Mₙ~2500
viscosity 750±50mPa.s
130±10 mPa.s
粘度~350 mPa.s,neat(25°C)
粘度10000 cSt(25°C)
粘度5 cSt(25°C)
用于油浴,-30℃~200℃
≥200 mesh particle size
-200目粒径
≥97.5%, ≥400 mesh particle size
≥97.5%, −400 mesh particle size
≥99% metals basis, nanofiber,D <2.5μm,l/D ≥ 20
≥99%, 0.5~0.7um
≥99.9% metals basis, ≤150nm
≥99.9% metals basis, 40nm
≥99.9% metals basis, 600-800nm
≥99%
≥99.8% metals basis, hydrophilic, specific surface area: 300 m2/g, particle size: 7-40 nm, loss on ignition: 0-7%
粉末
亲水,比表面积:100 m2/g
亲水,比表面积:150 m2/g
亲水,比表面积:300 m2/g