生产性粉尘
生产性粉尘
A simplified illustration of the possibly complex chemical heterogeneity of PM PAH e Amonia
Core Amonia V NO 3 - As Z n Fe Cu Ca Si Pb SO 4 2- PAH Ni Core Amonia V NO 3 - As Z n Fe Cu Ca Si Pb SO 4 2- PAH Ni A simplified illustration of the possibly complex chemical heterogeneity of PM
环境中常见粉尘 Silica, quartz Silicate: asbestos,talc,mica(云母), cement Carbon dust: coal dust, carbon black, graphite(AAg) activated carbon Mixed dust: mineral dust Organic dust: cotton dust. leather dust
环境中常见粉尘 • Silica, quartz • Silicate: asbestos, talc, mica(云母）, cement • Carbon dust: coal dust, carbon black, graphite(石墨）, activated carbon • Mixed dust：mineral dust • Organic dust: cotton dust, leather dust
硅与石英的存在 Quartz crystal硅占地壳组分的289 含硅矿石分布十分广泛 游离二氧化硅常以石英代表 所有岩石和矿石中都有含有 定量的石英 Ni DQi2 Quartz 石英在某些行业的作业过程中 形成很微小的颗粒 10mm 1负mm126kU262E3鱼9x鱼
• 硅占地壳组分的28% • 含硅矿石分布十分广泛 • 游离二氧化硅常以石英代表 • 所有岩石和矿石中都有 含有 一定量的石英 Quartz crystal 石英在某些行业的作业过程中 形成很微小的颗粒 10mm DQ12 Quartz 硅与石英的存在
CU. canning electron micrograph of silica particles, which are irregular and sharp. Silicon peak on energy dispersive x-ray analysis
Scanning electron micrograph of silica particles, which are irregular and sharp. Silicon peak on energy dispersive x-ray analysis