National Sharing Platform for Reference Materials
Sponsor:National Institute of Metrology, China

Particle Size Certified Reference Materials

Code 数量平均粒径   nm 体积平均粒径   nm
Value Certified Uncertainty Value Certified Uncertainty
GBW12017 1294 10 1294 10
GBW12018 280.3 2.6 280.3 2.6
GBW12019 115.1 1.2 115.1 1.2
GBW12031 487.2 4.1 487.5 4.1
GBW(E)120086 776.2 6.5 777.4 6.5
GBW(E)120087 709.3 5.9 710.0 5.9
GBW(E)120088 424.5 3.8 424.4 3.8
GBW(E)120089 209.1 3.2 209.3 3.2
GBW(E)120090 84.0 1.9 84.2 1.9
GBW(E)120091 65.2 1.5 65.4 1.5
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