Laboratory
50934AH
What is Grade 50934AH?
Grade 50934AH borosilicate glass microfibre filter from Johnson Test Papers is a smooth surface, binder free water quality filter with unique high temperature resistance and high retention efficiency. It offers fine particle retention and product stability to over 500°C and this temperature resistance makes Grade 50934AH well-suited for TCLP test methods and is also often used in total suspended solids analysis, air pollution testing, and related EPA and ASTM protocols
- Smooth surface for efficient precipitate recovery
- Nominal pore size of 1.5 µm
- Can withstand temperatures up to 500°C
Grade 50934AH: 1.5 µm
Discover other binder-free glass microfibre filters from Johnson Test Papers. Options are available with different wet-strengths, loading capacities, filtration speeds, and particle retentions to meet your analysis needs.Grade 50934AH water quality filters
Total suspended solids analysis (previously called non-filterable residue) requires high loading capacity glass microfiber filters, such as Johnson Test Papers’ Grade 50934AH. These filters are also used in
- Cell harvesting
- Liquid scintillation
- Air pollution monitoring
- Determination of dissolved solids and volatile solids
| Whatman Cross Reference | 934AH |
|---|---|
| Speed class | Fast |
| Thickness (mm) | 0.28 |
| Pore size (μM) | 1.5 |
| Weight (g/m²) | 65 |
| Filtration Speed (sec*) | 60 |
| Burst Strength (Kg/cm²) | 20 |
| Diameter (mm) | Product Code |
|---|---|
| mm: 21 | Product code: 50934AH21 |
| mm: 24 | Product code: 50934AH24 |
| mm: 25 | Product code: 50934AH25 |
| mm: 47 | Product code: 50934AH47 |
| mm: 55 | Product code: 50934AH55 |
| mm: 90 | Product code: 50934AH90 |
| mm: 110 | Product code: 50934AH110 |
| mm: 125 | Product code: 50934AH125 |