Johnson Test Papers’ Grade 354 filter papers are among the fastest filter papers in the Johnson Test Papers ashless range. This gravimetric filter is well suited for quantitative analysis of soil and air. Extremely low ash content (0.007% ash maximum) Intermediate pore size of 12-15 µm Filtration speed of 10 seconds according to DIN 53137 Commonly used for routine air pollution analysis and soil pollution analysis Johnson Test Papers’ quantitative paper comes in a variety of particle retentions, filtration speeds, and filter thicknesses to provide you with the appropriate filter for your precipitate. Also see our hardened ashless grades for analysis requiring the use of strong acids or bases.
Whatman Cross Reference | = No.41 |
---|---|
Speed class | Fast Filtering |
Thickness (mm) | 0.18 |
Pore size (μM) | 12-15 |
Weight (g/m²) | 84 |
Filtration Speed (sec*) | 10 |
Burst Strength (Kg/cm²) | > 0.20 |
Product Code | Diameter | In Stock | Price | Qty |
---|---|---|---|---|
product code 354055 | diameter 55 | In stock
IN STOCK
|
Price £10.88 | Quantity |
product code 354070 | diameter 70 | In stock
IN STOCK
|
Price £12.26 | Quantity |
product code 354090 | diameter 90 | In stock
IN STOCK
|
Price £16.06 | Quantity |
product code 354110 | diameter 110 | In stock
IN STOCK
|
Price £21.24 | Quantity |
product code 354125 | diameter 125 | In stock
IN STOCK
|
Price £25.98 | Quantity |
product code 354150 | diameter 150 | In stock
IN STOCK
|
Price £34.10 | Quantity |
product code 354185 | diameter 185 | In stock
IN STOCK
|
Price £47.26 | Quantity |
product code 354240 | diameter 240 | In stock
IN STOCK
|
Price £97.74 | Quantity |
Related Products

Product Code : 304
Grade 304 Qualitative Standard Filter Paper
£10.88
ex. vat
Product Code : 302
Grade 302 Standard Qualitative Filter Paper
£10.88
ex. vat
Product Code : 301
Grade 301 Standard Qualitative Filter Paper
£10.88
ex. vatWhy World Lab Supplies?
Quality Assured
Responsibly Sourced
Express delivery available
14 day return policy
Secure Payment