Unix 1000 + phin 531 / Sorbent (Russia)*
- Light weight, easy to use.
- Head harness: Easy to use, adjustable for a tight mask by adjusting size in 5 positions.
- Parts of the mask can be disassembled for easy cleaning.
- Designed to not interfere with wearing eye and head protection and noise-canceling earplugs.
- Filters out organic toxic gases; inorganic (such as Cl2, H2S, HCN,...); SO2, acid and ammonia.
- Effective time of the filter cartridge :  Test results with sample toxic gas vapors (with specified concentration, flow, temperature, humidity) are much higher than the requirements of the standard EN 14387 - copper Meaning longer usage time.
- Respiratory resistance: respiratory resistance is 60% smaller than EN 14387 and EN 143 regulations (equal to 58.8/100Pa). This is an important indicator, especially when used in hard working conditions.
- Lighter breathing helps the wearer spend less effort and can maintain wearing the mask for a long time.
-Filter box weight: 130g lighter than EN regulations.

1100 Silicone + 521 / Sorbent - Russia
- Uses: filtering organic toxic gas vapors (organic solvents, acetone, benzene...); inorganic (such as Cl2, H2S, HCN, HCl,...); SO2 and acid.
- Respiratory resistance: only 39.2 Pa, 2.5 times lower than the requirement of EN standard (100/39.2 Pa). This is an important indicator, especially when used in hard working conditions. Lighter breathing helps the wearer spend less effort and can maintain wearing the mask for a long time.
- Effective time of the filter cartridge: Test results with sample toxic gas vapors (with specified concentration, flow, temperature, humidity) are much longer than the requirements of EN 14387 standard - copper Meaning longer usage time:
+ Protection time with Hydrogen Cyanide reaches 50 minutes, 2.5 times longer (50/25 minutes)
+ The protective effect time with Sulfur dioxide reaches 70 minutes, 3.5 times longer (70/20 minutes),
+ The protective effect time with Chlorine reaches 50 minutes, 2.5 times longer (50/20 minutes)
+ The protective effect time with Hydrogen sulfide reaches 80 minutes, 2 times longer (80/40 minutes).

- The manufacturing material is Silicone so it is very soft and comfortable to wear
- Appropriate structure, fits the wearer's face. Does not affect eye vision. Does not affect the need to wear additional protective equipment such as hats, goggles, or face shields.
- The carrying strap has a high elastic feature, the length can be adjusted to fit. Easy and quick to put on and take off. Easy to clean when wiped or cleaned with water or detergent.
- Working temperature from −40 ° C to + 40 ° С.
- Meets EN 140:1998 + AC:1999 standards.

R236/1 / Anbaco (Vietnam)*
Complete set includes faceplate R236 and filter cartridge R.39
- Selling soft plastic face masks, suitable for the faces of Vietnamese workers
- Replacement filter box with symbol R.39 is used to filter organic toxic vapors (See information from: http://anbac.com.vn/san-pham/phin-loc-hoi-doc-r39-anbaco_1049 .html )
- All filter materials are manufactured by NORIT - Netherlands (see information about this material from: http://anbac.com.vn/san-pham/vat-lieu-loc-hoi-khi-doc- norit_1048.html )
- Filter quality meets European Standard EN 141:2000 (Test with CCl4) and TCVN 3740-82 (Test with C6H6).

R236/2 / Anbaco (Vietnam)*
- The cover is made from flexible, durable, hypoallergenic synthetic plastic, creating a tight seal
- Use 2 R.39 filter cartridges to filter organic toxic vapors. The filter material is activated carbon, a specialized type manufactured by the Netherlands with quality meeting European standards EN 141:2000 (tested with toxic samples CCl4 and C6H12).
- The production process is inspected according to TCVN 3740-82 (with toxic sample C6H6) right on the testing system available at An Bac company.
- Price includes 2 R39 filter cartridges

R256 / Anbaco (Vietnam)*
- The cover is made from flexible, durable, hypoallergenic synthetic plastic, creating a tight seal. The handle and strap have a durable, stable structure when worn.
- CA.49 filter box filters organic toxic vapors. The filter material is activated carbon, a specialized type manufactured by the Netherlands with quality meeting European standards EN 141:2000 (tested with toxic samples CCl4 and C6H12).
- The production process is inspected according to TCVN 3740-82 (with toxic sample C6H6) right on the testing system available at An Bac company.
- Price includes CA.49 filter cartridge

R246 / Anbaco (Vietnam)*
- The cover is made from flexible, durable, hypoallergenic synthetic plastic, creating a tight seal.
- R.39 filter cartridge filters organic toxic vapors. The filter material is activated carbon, a specialized type manufactured by the Netherlands with quality meeting European standards EN 141:2000 (tested with toxic samples CCl4 and C6H12).
- The production process is inspected according to TCVN 3740-82 (with toxic sample C6H6) right on the testing system available at An Bac company.
- Price includes filter box R39