prevention of air pollution

... Mask Feature: 1. Comfortable & Breathable Made of skin-friendly non-woven fabric, this mask is lightweight and comfortable, no rub yo...

... Quality Monitor for Indoor Room Why we need to detect the indoor quality? The we breath every day has the power to affect our...

... Dust Proof Description: The 3 ply non-woven disposable face masks is made of 3 ply non-woven material, it is healthy and safe...

Wholesale Medical Use Face Mask For Kid Use TypeI/II/IIR Virus And A-31 Face Mask Characteristics: 3-ply design, more reliable a...

Ear Loops Disposable Surgical Mask Custom Design Antiviral Air Pollution Prevent Used by Health care staff Factory workers Catering staff Pharma emplo...

... Face Mask For Description Made of high-quality cotton and non-woven filter cloth, the 3-layer filtration. system of the safety mouth...

... The Quality Monitoring System (AQMS) is a facility to measure wind speed, direction, other weather parameters, concentration of ...

Outdoor Micro Ambient Quality Detection System Environmental Monitoring Gas Dust Monitor Station Product Description Micro Envienromenta...

...-loop without valve Packing 1pc/bag,1000pcs/CTN Or 500PCS/CTN Shipping DHL UPS TNT EMS FedEx Epacket By or Sea available MOQ 100PCS The dust ma...

... , N95 Respirator Mask Anti 10pcs KN95 Masks Non-woven Anti-dust Safety Protective Mouth Face Muffle Cover for Particles Bacterial Sp...

Blue Earloop Non Woven Surgical Disposable Mask Air Pollution N99 Material Disposable Medical Mask Product Description 1. Filtration Rate: BFE > 95% 2...

... ear-loop (latex free) Color White Packing Non-sterile, 50 pcs/box,2000pcs/ctn Applications contamination from bacteria, dust, or...

... products can be used for dust-free workshop, hospital, laboratory, food industry, electronic manufactures and so on. 3. To the spread of b...

... carbon, melt-blown cotton, and non-woven fabric. With adjustable straps and nose bridge to slipping. Thanks to its adjustable size it can ...

Light Weight Antibacterial Dust Mask KN95 Rated Mask Introduction 1. Direct manufacturers to guanrantee reasonable price and excellent q...

..., good breathability. * Sanitary mask effectively inhalation of dust, pollen, hair, flu, germ, etc.. Suitable for daily cleaning, allergic...

.... Studies have shown that indoor levels are two to five times higher than outdoor levels. Indoor are also recognized as th...

Product features: Ambient air monitoring station can measure outdoor air pollutants in real-time, measuring data quickly and accurately. It can be cus...

... Tool Accessories Mini Filter No Pollution Our advantages: 1.Samples can be prepared in a quick time for your quality evaluation 2. Cust...