"silica alumina hollow microspheres silica alumina hollow microspheres microsphe res is an inert, non-toxic, non-hazardous lightweight filler. pallets in accordance with ispm 15 80 bags = 454 kgs spouted 50085 material hs code: 6806.20.0000 suek us stock order "
"40 high cube silica alumina hollow microsph eresmicrospheres is an inert, non-toxic, non-hazardous lightweight filler.pallets in accordance with ispm 15500 73 material in 20 kg bagshs code 68 06 20 "