Science Equip
Glass Fibre Filter GA GC
Glass Fibre Filter GA / GC is a glass fibre filter disc, commonly used in laboratory filtration, air monitoring, and liquid analysis. It is designed for particle retention, fine filtration, and sample preparation.
GA (Glass Fibre Grade A)
- Thin filter recommended for clarifying filtration
- Air pollution monitoring
- Nominal Rating 0.6um
- Binder: None
- Highly resistant to chemical attack, biologically inert
- Autoclavable
- Can be used up to 500c for non-binder type
GC (Glass Fibre Grade C)
- Thin filter with high collection efficiency
- Prefilter for membrane filter
- Scintillation countin
- Nominal Rating 0.5um
- Binder: None
- Highly resistant to chemical attack, biologically inert
- Autoclavable
- Can be used up to 500c for non-binder type
Pack Size: PK100
Know more about filter papers:
|
Type |
Pore Size Range |
Typical Use |
Effect on Liquid Clarity |
Flow Speed |
|
Qualitative (e.g., Grade 1) |
8–11 μm |
Routine lab filtration, removing larger sediments |
Good for basic clarity (traps visible particles like sand or grounds) |
Fast |
|
Quantitative (e.g., Grade 5 or finer ash-free) |
2.5–3.5 μm |
Analytical work, gravimetric analysis |
Best for high clarity (traps very fine particles, ideal for purifying solutions or beverages like wine) |
Medium to slow |
|
Glass Microfiber |
0.7–2.7 μm |
High-temperature or chemical-resistant filtration |
Excellent for ultra-clear results in specialised cases (e.g., air pollution analysis), but less common for liquids |
Fast (but requires flat use, not folding) |
|
Specialty (e.g., Wine Filtration) |
7–10 μm |
Food/beverage clarification |
High clarity for consumables, retaining fine sediments while preserving taste |
M |