T/SGX 008-2020
Melt-blown Polypropylene (PP) Material for Medical Mask (English Version)
- Standard No.
- T/SGX 008-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/SGX 008-2020
- Scope
- Table 1 Technical requirements for melt-blown polypropylene (PP) material for medical masks No. Test item unit Technical indicators 1 Particle appearance black particles/kg 0 Large and small particles g/kg ≤30 2 Melting point ℃ 165±3 3 Density g/cm3 0.90±0.02 4 Melt mass flow rate g/10min 1500±100 5 Ash content (mass fraction) % ≤0.02 6 Volatile matter (mass fraction) % ≤0.15 7 DTBP residual mg/kg ≤4.0 8 Molecular weight distribution/2.0-3.5 9 Odor level ≤3 10 Hexane extract% (w/w) ≤6.4 11 Xylene extract% (w/w) ≤9.8
T/SGX 008-2020 history
- 2020 T/SGX 008-2020 Melt-blown Polypropylene (PP) Material for Medical Mask
