Disposable children protector face mask for kids with ear loops small size
Description:
Serial number | Name of test item | Unit | Technical requirements | Test results | Single decision | |
1 | Inhalation resistance | Unprocessed specimens | Pa | ≤175 | 1#114 2#113 | Compliance |
Pretreatment sample | Pa | 1#118 2#113 | ||||
2 | Expiratory resistance | Unprocessed specimens | Pa | ≤145 | 1#92 2#97 | Compliance |
Pretreatment sample | Pa | 1#95 2#99 | ||||
3 | Filter efficiency | Salt medium | % | ≥90 | 91.3 | Compliance |
Oily media | % | ≥80 | 83.6 | |||
4 | Break strength at the joint of the mask strap and mask strap with the hood body | N | / | 1#10.6 2#8.7 3#11.0 4#7.8 5#9.0 | / | |
5 | Colour fastness to friction | Dry friction | Level | ≥4 | 4-5 | Compliance |
Wet | Level | / | 4-5 | / |
Inspection reports:
Inspection test items (Unit of measure) | Test methods | Standard values and tolerances | Test results | Decision |
•pH values [containing printing | GB/T 7573-2009 0.lmol/L KC1 solution | 4.0〜7.5 | 6.8 | Compliance |
•Formaldehyde content (mg/kg)[ containing | GB/T 2912.1-2009 Water extraction method Detection limit :20 mg/kg | ≤20 | Not detected | Compliance |
Bacterial filtration efficiency (%) | YY 0469-2011 Appendix B Test strains: ATCC of Staphylococcus aureus 6538 Area tested :40 cm 2 Gas flow rate :28.3 L/min mean thallium diameter :3.0 um positive property control value: 1.9 X103 CFU | ≥95 | BFE 99.1 BFE2 99.3 BFE3 99.0 | Compliance |
Particle filtration efficiency (%) | YY 0469-2011 5.6.2 gas flow :30 L/min aerosol particles: NaCl aerosol concentration :15 mg/m 3 Temperature :23.4°C relative humidity :36.2% | ≥80 | minimum value:90.14 | Compliance |
•Ventilation resistance (Pa/cm)2) | YY/T 0969-2013 5.6 | ≤40 | 1#30.2 2#34.5 3#31.8 | Compliance |
•Appearance and perception [3] | T/GDMDMA 0005-2020 5.1 | Mask appearance should be neat, shape intact, surface must not be damaged, dirty, with thorns, sharp bracts. The wearing direction of the mask (inside and outside and up and down) should be clearly distinguished, and should be marked by text, color, | Compliance requirements | Compliance |
Structure and dimensions [3] | T/GDMDMA 0005-2020 5.2 | After wearing the mask, it should be able to cover the mouth and nose of the wearer down The jaw. Should conform to | Structure: Compliance requirements (cm): +0.6 | Compliance |
Nose clip [3] | T/GDMDMA 0005-2020 5.3 | The flat mask should be equipped with nose clip. The nose clip is made of material of plastic electrode and is not exposed. The length should be not less than 6.0 cm.. | Nose clip: Length of nose clip (cm) : 1 # 8.7 2 # 8.8 3 # 8.8 | Compliance |