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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Sep-18-2025 | 0.56 $* | 0.49 $* |
Aug-18-2025 | 0.68 $* | 0.7 $* |
Jul-18-2025 | 0.93 $* | 0.31 $* |
Jun-18-2025 | 0.85 $* | 0.95 $* |
May-18-2025 | 0.43 $* | 0.33 $* |
Apr-18-2025 | 0.79 $* | 0.95 $* |
Mar-18-2025 | 0.19 $* | 0.0 $* |
Feb-18-2025 | 0.81 $* | 0.61 $* |
Jan-18-2025 | 0.51 $* | 0.3 $* |
Product Description
Extremely fast filtering with excellent retention of coarse particles and gelatinous precipitates such as ferric hydroxide and aluminum hydroxide. Very useful as a rapid filter for routine clean-up of biological fluids or organic extracts during analysis. Used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
They are available in sheets and discs.
Features
1. Equivalent to Whatman Grade 4: Pore size 20`25um with fast retention and flow rate
2. Discs in 55, 70, 90, 110, 125, 150, 180, 185, 240, 270mm diameter or OEM size in available
3. Sheet in 41*45, 60*60, 65*65, 80*80 85*85. 90*90 diameter or OEM size in available
Qualitative Filter Papers Product size |
![]() | APPLICATION
A standard grade filter used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical. |
1.Storage:Store at room temperature under dry environment
2.Shelf life:Five years under well Storage situation
3.Conventional Package: Color innerbox+ Waterproof Bubble Wrap+ Carton
Ordering Information
BIO-40-050 | Quantitative Filter Papers, Grade 40, Medium, 8um, 55mm, 100pcs/pk |
BIO-40-070 | Quantitative Filter Papers, Grade 40, Medium, 8um, 70mm, 100pcs/pk |
BIO-40-090 | Quantitative Filter Papers, Grade 40, Medium, 8um, 90mm, 100pcs/pk |
BIO-40-110 | Quantitative Filter Papers, Grade 40, Medium, 8um, 110mm, 100pcs/pk |
BIO-40-125 | Quantitative Filter Papers, Grade 40, Medium, 8um, 125mm, 100pcs/pk |
BIO-40-150 | Quantitative Filter Papers, Grade 40, Medium, 8um, 150mm, 100pcs/pk |
BIO-40-180 | Quantitative Filter Papers, Grade 40, Medium, 8um, 180mm, 100pcs/pk |
BIO-40-185 | Quantitative Filter Papers, Grade 40, Medium, 8um, 185mm, 100pcs/pk |
BIO-40-240 | Quantitative Filter Papers, Grade 40, Medium, 8um, 240mm, 100pcs/pk |
BIO-40-270 | Quantitative Filter Papers, Grade 40, Medium, 8um, 270mm, 100pcs/pk |
FAQ
1.What products you can provide currently?
Syringe Filters, Sample Vials, Membrane Filter, Filter Paper, Vacuum Pump, Filtration Manifolds, SPE Cartridges, Flash Columns, HPLC Columns.
2.Can you provide us a competitive price and good quality products?
We have our strict evaluation criteria of quality on our partner factory; COA is shipped with your products if you ask. We did complete and detailed market research and priced competitively.
3.What is the charge standard about the Samples?
1) For our first cooperation, buyer afford the sample fee and shipping cost, and the cost will be refund when made formal order. 2) For our old customer, we will send free sample , even though new designs sample, when have stocks. 3) Sample delivery date is within 1-2days, if have stocks; Customer design is about 3-7 days.
4.What are the Payment Term ?
We can accept L/C, T/T, Western Union, MoneyGram, Paypal.
5.What are the Shipping methods ?
If your order is not big enough , Door to Door Service is the best choice via UPS,FEDEX,DHL,EMS. For big quantity, by air or by sea through your forwarder is one Normal Way , we also can provide cost-effective forwarder for your reference. If you want to know more information about our products. Send your inquir detail in the below for free sample,Click "Send" now!
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