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: Tungsten sulfide WS2 hmoov
CAS Nr .: 12138-09-9
Purity: 99.9%
Particle loj: 60nm, 500nm, 3-4um, 9-10um lossis raws li koj qhov kev thov
Cov tsos: Dub hmoov