Quantitative Filter Papers No.7, 150mm, 100/pk
N0715.0CM
Advantec
No.7
150
100
5-7 days
Details
Quantitative Filter Papers No.7, 150mm, 100/pk
Type | Applications / Notes | Weight (g/m2) | Thickness (mm) | Retention Characteristics (μm) | Collection Efficiency (%, 0.3μm DOP) |
No. 3 Ashless | Retains medium particles, fast flow rate. For analysis of soils, fertilizers, cement, and minerals. | 113 | 0.23 | Medium (5-10) | 80 |
No. 5A Ashless | Retains coarse particles and gelatinous precipitates, fast flow rate. For filtration of hydroxides, metallic aerosols, environmental monitoring, silica content determination in steel. | 97 | 0.22 | Coarse and Gelatinous (>10) | 75 |
No. 5B Ashless | Retains medium particles, such as CaCO3, CaCO4, PbSO4, MnCO3, ZnCO3, ZnS, AgCl | 108 | 0.21 | Medium (5-10) | 90 |
No. 5C Ashless | Retains fine particles, such as SrSO4, BaSO4, HgCrO4, and collodial dispersions. Filter for general gravimetric analysis. | 118 | 0.22 | Fine (<5) | 93 |
No. 6 Ashless | Retains medium-fine particles, trace, and precious metals. | 103 | 0.20 | Medium-Fine (2-10) | 90 |
No. 7 Ashless | Highest purity for retaining medium particles. Filter for precise gravimetric analysis. | 87 | 0.18 | Medium (5-10) | 85 |