we can supply ferrosilicon magnesium with best price, if you are interested , please contact with us. we can supply ferrosilicon magnesium with best price, if you are interested, please check below specification we supplied generally: spec:Mg: 5-7%Si: 45%minAl: 2.0%maxCa: 2.0%maxRE: 0.8%maxCe: 0.6%max size: 1-12mm, MOQ: 60mt Inspection: CIQ in China