微粒由苯乙烯-对苯二烯交联共聚物（PS-DVB）组成。这些微粒具有很高的化学稳定性， 可以用醇类介质清洗，也可以在真空或空气下干燥成粉体。微粒的密度为1.05g/cm3，折射率为1.59 @ 589nm 波长。粒径是通过光学显微镜和光子相关光谱仪、动态激光散射仪、以及激光散射仪等粒径仪的测量得到的。包装规格是10％ 微粒固体含量的水性悬浮物。 

 

...........................................................................................................................................................................................................................................................................................
................................................................................................................................................................................................................................................
..................................................................................................................................................................................................................................................................................................

Mean Diameter	Size Uniformity	Bottle Size	%Solids	Catalogue Number
3.2μm	≤  45%	15ml	10%	7503A
4.3μm	≤  25%	15ml	10%	7505A
7.9μm	≤  20%	15ml	10%	7508A
11μm	≤  18%	15ml	10%	7510A
17μm	≤  16%	15ml	10%	7516A
19μm	≤  16%	15ml	10%	7520A
25μm	≤  15%	15ml	10%	7525A
45μm	≤  15%	15ml	10%	7545A
55μm	≤  16%	15ml	10%	7550A
71μm	≤  15%	15ml	10%	7575A
85μm	≤  16%	15ml	10%	7590A