2020 USER NOTIFICATION
Selected Lots of DUKAL™ N95 Respirator – Surgical Mask
Dec 18, 2020
Dasheng has determined that selected production lots of the following three DUKAL™ Particulate Respirators have not completed the NIOSH private label application yet.
These products under recall were produced between Dec, 2017 to Oct, 2019.
LOT Code Rule
2-digit Supplier sode
3-digit Julian Date
Please review your product inventory; if you have any of these products from the specific lot codes listed above, please contact Dasheng at firstname.lastname@example.org for return and replacement information.
Due to the shelf life of the products is 3 years, the products produced before Dec, 2017 (LOT code before DS35717) should be discarded immediately.
See Image 1 below for location of lot code on each mask. The same lot code will also be on the bottom of color box, see Image 2 below.
We are correcting the issue to submit private label application for DUKAL™ brand, and let DUKAL™ be a private label holder.
We regret any inconvenience this situation may cause and appreciate your continued patience.
If you have any questions, please contact Dasheng service at
or dail +86 21 37036031.
Image 1 – LOT code on mask
Image 2 – LOT code at bottom of color box
Wu Qiong/ Sales Director
Shanghai Dasheng Health Products Manufacture Co Ltd