玻璃微珠粒度标准物质（窄峰分布；干湿两用）
(1瓶15克固体粉末）
标物编号 | 标称粒径，μm | 体积中位粒径和 不确定度, μm | 体均粒径和 不确定度, μm | 价格 元/瓶 |
QBW12004 | 20 | 21.9± 0.5 | 22.2± 0.5 | 600 |
QBW12005 | 25 | 26.4± 0.5 | 26.2± 0.5 | 600 |
QBW12006 | 30 | 33.0± 0.5 | 33.1± 0.5 | 600 |
QBW12007 | 40 | 42.3± 0.5 | 42.0± 0.5 | 600 |
QBW12008 | 50 | 50.4± 0.5 | 50.5± 0.5 | 600 |
QBW12009 | 60 | 61.4± 0.6 | 61.7± 0.6 | 600 |
QBW12010 | 70 | 69.4 ± 1.2 | 69.1 ± 1.2 | 600 |
QBW12011 | 80 | 82.4 ±1.2 | 81.9 ±1.2 | 600 |
QBW12012 | 90 | 89.2 ±1.2 | 89.6 ±1.2 | 600 |
QBW12013 | 100 | 99.0 ± 1.3 | 99.2 ± 1.3 | 600 |
QBW12014 | 120 | 119 ± 2 | 119 ± 2 | 600 |
QBW12015 | 150 | 148 ± 2 | 148 ± 2 | 600 |
