物料
circles
cotton filters (high-quality cotton linters)
包装
pack of 100
制造商/商品名称
Whatman 1440-6168
Whatman Article No. 28418000 (US reference)
参数
0.29 psi wet burst
340 sec/100 mL speed (Herzberg)
直径
450 mm
厚度
210 μm
灰分
≤0.007%
孔径
8 μm (Particle retention)
基本重量
95 g/m2
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此商品 | WHA1440320 | WHA1440329 | WHA1440032 |
|---|---|---|---|
| material circles , cotton filters (high-quality cotton linters) | material circles , cotton filters (high-quality cotton linters) | material circles , cotton filters (high-quality cotton linters) | material circles , cotton filters (high-quality cotton linters) |
| manufacturer/tradename Whatman 1440-6168, Whatman Article No. 28418000 (US reference) | manufacturer/tradename Whatman 1440-320, Whatman Article No. 28417998 (US reference) | manufacturer/tradename Whatman 1440-329, Whatman Article No. 28417999 (US reference) | manufacturer/tradename Whatman 1440-032, Whatman Article No. 28417987 (US reference) |
| diam. 450 mm | diam. 320 mm | diam. 30 mm | diam. 32 mm |
| pore size 8 μm (Particle retention) | pore size 8 μm (Particle retention) | pore size 8 μm (Particle retention) | pore size 8 μm (Particle retention) |
| parameter 0.29 psi wet burst, 340 sec/100 mL speed (Herzberg) | parameter 0.29 psi wet burst, 340 sec/100 mL speed (Herzberg) | parameter 0.29 psi wet burst, 340 sec/100 mL speed (Herzberg) | parameter 0.29 psi wet burst, 340 sec/100 mL speed (Herzberg) |
| packaging pack of 100 | packaging pack of 100 | packaging pack of 100 | packaging pack of 100 |
特点和优势
- High-purity filters contain 0.007% maximum ash content
- Medium nominal particle retention rating of 8 µm
- Medium filtration speed (Herzberg 340 s)
- Particularly useful for gravimetric analysis
其他说明
法律信息
法规信息
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