Failed International Respirators May 1, 2020 Source: NIOSH

These respirators failed the “thumbnail-test” (Standard Test Protocol-059). The first five are on the FDA Appendix A list. The other companies on the list failed the filtration test, but these companies and theirs listed products are not on the FDA’s list.

Manufacturers Model Number International Max filtration Min filtration standard efficiency efficiency

Models on the FDA approved list

Dongguan Xianda KN95 Protective EN149, 35.00 24.10 Medical Equipment Mask GB2626 Co., Ltd.

Guangdong Fei Fan Purvigor KN95 EN149, 68.83 61.6 Mstar Technology GB2626 LTD

Guangdong Haze Mask KN95 EN149, 81.2 78.1 ZhiZhen Biological GB2626 Medicine Co., Ltd.

Huizhou Huinuo HV-N 9501B GB2626 96.55 88.81 Technology Co., Ltd. (Non-Sterile Mask) Note: 9501A is on the FDA list, but not tested by NIOSH Lanshan Shendun SD-KN95 GB2626 99.71 66.8 Technology Co., Ltd. The company has other respirators on FDA’s list

Respirators NOT on the FDA list

Anhui Baishidun Baishidun FFP2 EN149, 53 46.1 Protective GB2626 Equipment Co., Ltd.

Changning KN95 Stereo EN149 50.74 33.75 Lingjiakang Protective Mask Protective Products Factory

Guangdong Qian DNW Protective EN149, 76.5 69.2 Jing Testing Co., Mask GB2626 LTD.

Guangdong KN95 Mask EN149, 49 34.7 Shantou Machinery GB2626

Guanyang Yuhan KN95 Protective GB2626 56.59 42.15 Textile Co., Ltd. Face Mask

Hangzhou KN95 Mask-C EN149, 85.9 78.7 Senrunqing GB2626 Technology Co., Ltd.

Habai 9501 GB2626 97.07 69

Huizhou Zhongna Anysound KN95 EN149, 83.41 77.3 Medical Technology Self-Priming Filter GB2626 Co., Ltd & Anti-Particle Respirator ing Yinuo Busway PLOW KN95 GB2626 91.05 66.4 Co., Ltd.

Jiangsu Jiton JT-KN95 Reusable EN149 96.74 91.61 Clothing and Sterilizable Corporation Nano-mask KN95

Jining Jianda PM2.5 KN95 EN149, 64.8 59.6 Medical Device GB2626 Technology Co., Ltd.

King Year and Self-Breathing EN149, 90.03 82.7 Packaging Co., Ltd. Filtration Particle- GB2626 Preventive Respirator

Ningbo Green KN95 Protective GB2626 45.8 33.2 Health Science & Mask Technology Co., Ltd.

Ningbo YiXin KN95 (Non- GB2626 59.5 53.2 Intelligentized medical) Science and Technology Co. Ltd.

Purvigor KN95 Antibacterial GB2626 74.2 69.8 Mask

Shenzhen Hangsen Alchemy KN95 EN149, 92.77 56 Star Technology Co., Face Mask A1 GB2626 Ltd.