ITEM DESCRIPTION QUANTITY A. Full facemasks that cover whole face Acc: EN 136 using standard EN 148 -1 (DIN) threaded connection. Face mask must have a special mechanism that allowed drinking water with flask without removing the mask. 400 PCS B. Filters for the above mask Acc: EN 141  (A2, B2,E2,K2 P3) with maximum weight 500 gr.  Storage lifetime??? 400 PCS C.  Single use disposable coverall suit giving airtight protection from NERVE agents (GA, GB, GD and VX), BLISTER agents (HD and L) and TOXIC material for general uses. The form must have protection level D. Penetration: Bigger than 12 hours fo 100 g/m? for GB, HD, VX and L) and bigger than 12 hours for 10 g/m? for (GA, GB, GD, HD, L and VX.) - Size: S until XXL - Waterproof and hot welding. - Storage life time: 5 years. 400 PCS For all the above we need the entire necessary certificate (ISO, and independent Laboratory test).  Best Regards TOMY HU