欧盟标准 EN 13274-7 布口罩+过滤片的产品测试方案

Test or certification item 测试或认证名称: 布口罩+过滤片的产品测试方案 textile mask + filtration

Test or certification info 测试和认证相关内容: 
Filtration EN13274-7 过滤率
Breathing ISO9237 or EN13274-3 呼吸阻率
Washing cycles ISO 1833 水洗

Refer products 涉及产品:  口罩

Lead time 周期:  
10 working days before washing.
Additional 2WD for 5 washes
Additional 3WD for 10 washes
Additional 4WD for 20 washes
Additional 5 WD for 30 washes
Additional 7 WD for 40 washes
Additional 9 WD for 50 washes

Sample size 送样规格:  每个set 20pcs
举个例子，如果做0次水洗就是20pcs 如果要做0次和20次就是 40pcs.如果要做0次，40次，60次就是60pcs.

Others 其他信息:  

Photo for reference 涉及图片:

Sample report 样本报告：