Warned and limit
Dang half mask and consider box match Shi:
a,: cannot for oxygen content below 19.5% of environment
b: cannot for on human life and health immediately produced dangerous of environment
c: cannot over regulations provides of maximum using concentration
d: cannot for protection lack obviously warned features of organic steam or with solvent reaction produced high heat of organic steam
E: not adapted of using and maintenance this protective supplies will may led to hurt or death
f: with this products anti-formaldehyde Shi, application Shi wearing anti-eyepiece
g: according to producer of requirements and guide for filter cotton, filter box of replaced
h: so by license of mask of select, key collection, using, and maintenance are should meet related regulations requirements
I: don't replacement, modify, increased and reduced mask parts. Only manufacturers are allowed to provide and accurate parts
j: use and maintenance, you should refer to the user manual or the maintenance manual

Packing data:

Packing: color box

Packing: 300PCS

Weight: 16/15kg

Carton size: 72*18.5*37cm

Product picture: 

Dust of the dust mask has a dual function, can effectively prevent infiltration of harmful gases, wear comfort and color options.