... photographic lenses.Packaging: iron drum outside with plastic bag inside, 25kg/50kg/150kg per drum, with palletSpecificationsProductFTa2O5 -045FTa2O5 -04FTa2O5 -035 Main ... .0005 Zr0.00010.0001 --Note: Each lot of product will be given with an actual reading of L.O.I. measured 1h ... Southeast Asian, Europe, USA, etc, once you enter business relationship with us, you will found we are not only offer you ...