2) Daim ntawv cog lus tsis pub lwm tus paub tuaj yeem kos npe
3) Xya hnub rov qab lav
Tseem ceeb tshaj: peb tuaj yeem muab tsis tau tsuas yog cov khoom lag luam, tab sis kev pabcuam kev daws teeb meem!
Khoom npe: Cobalt hmoov
Purity: 99.9% min
Particle loj: 50nm, 5-10um, 325mesh, thiab lwm yam
CAS Nr .: 7440-48-4
Cov tsos: grey dub hmoov