Advantages: professional structure, beautiful well-designed, convenient use and good test effectExtraction efficiency: high extraction efficiency, ≥ 99%Applications: rare earth separation, nickel cobalt separation, lithium battery recovery, lithium extr
A4 Business Padfolio Portfolio with Letter Size Writing Notepads and document pocket and transparend card pocket. This simple design padfolio make it classic and popular. This make it fit for different market and usage. Such as school, office and organisa