真空泵油 LVO 521 分别有1L、5L包装，编号对应L52101、L52105
Standard diffusion pump oil for applications in a high vacuum. High oil purity (DC 704/705 quality), extended oil life, low vapour pressure, high viscosity, high temperature stability, highly resistant against oxidation and decomposition.
Examples of use:
Premium diffusion pump oil for high vacuum and ultra-high vacuum applications.
DIP, LEYBOJET 630
LVO 510, LVO 520, LVO 530