产品展示
AMMONIUM SULPHATE STEEL GRADE
NITROGEN :20.5% MIN
FREE ACID :0.3% MAX
MOISTURE :2% MAX
COLOR :OFF WHITE/GREYISH/LIGHT GREY
产品展示
NITROGEN :20.5% MIN
FREE ACID :0.3% MAX
MOISTURE :2% MAX
COLOR :OFF WHITE/GREYISH/LIGHT GREY