| Application | Clarification |
|---|---|
| Application Area | Analytical sample preparation; Particle analysis |
| Dimensions | N/A |
|---|---|
| Filter Diameter | ⌀ 185 mm |
| Color-coded Dot | Blue dot: Very slow filtering, fine-pore, very dense, ash-free, wet-strengthened |
|---|
| Filter Format | Folded |
|---|---|
| Filter Paper/Membrane Color | White |
| Filtration Time | 180 s |
| Grade | 391 |
| Specifications | Fine-pore, dense, very slow filtering |
| Thickness | 0.15 mm |
| Filter Material | 100 % Cotton Linters (> 98 % alpha-cellulose; ash-free) |
|---|---|
| Membrane Material | N/A |
| Pore Size | N/A |
|---|---|
| Precipitations | Very fine crystalline |
| Retention Rate | 2–3 µm |
Unless otherwise stated, the minimum order amount is USD 1,000.
For orders below USD 1,000, an additional handling fee may apply, or we may arrange local delivery / local handover where available.
All quotations are subject to final confirmation, including product availability, lead time, batch information, shipping cost, and applicable export or handling requirements.
For quotation requests, please send an RFQ from website or contact:
Please send inquiries directly to us in the “To” field. Emails sent via BCC, mass mailing, or with unrelated recipients may be automatically filtered and will not be processed.
| Filter Type | Quantitative Filter Papers |
|---|---|
| Pack Size | 100 |
| Packaging | Non-sterile, bulk packed |
| Basis Weight | 84 g/m² |
|---|
