内容简介
JJF（冀）164-2019空气浮游菌采样器校准规范
Calibration Specification of Air Plankton Samplers
2019-12-02发布
2019-12-31 实施
目 录
引 言··························································································· （1）
1 范围······························································································· （1）
2 引用文件························································································· （1）
3 概述······························································································· （1）
4 计量特性························································································· （1）
4.1 流量示值误差·················································································（1）
4.2 流量重复性····················································································（1）
4.3 流量稳定性····················································································（1）
4.4 计时误差·······················································································（1）
5 校准条件························································································· （2）
5.1 环境条件·······················································································（2）
5.2 校准用计量器具及其他设备·······························································（2）
6 校准项目和校准方法··········································································（2）
6.1 流量示值误差·················································································（2）
6.2 流量重复性····················································································（2）
6.3 流量稳定性····················································································（3）
6.4 计时误差·······················································································（3）
7 校准结果的表达················································································ （3）
8 复校时间间隔··················································································· （4）
附录 A 流量示值误差的测量结果不确定度评定示例····································（5）
附录 B 空气浮游菌采样器校准记录格式（供参考）····································（7）
附录 C 校准证书（内页）格式（供参考）················································ （8）