Home Product Finder Contact Us View Basket
CLICK here for Lab Categories CLICK here for Chemical Categories
Home  >  Lab  >  Filter Paper, Qualitative  > 

Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman

This grade is used for the filtration of coarse particles and gelatinous precipitates such as ferric aluminum and magnesium hydroxides. Ahlstrom 631 is used in air monitoring and gas filtration when high flow rate is needed. This grade is also found in routine cleanup analysis of insoluble liquids such as biological fluids and organic elements.

***
Please note:
These items will ship in 14 -21 business days. ESP Chemicals Inc. can be your warehouse for stocking orders.
Please email us at [email protected] for lower prices on bulk quantity.




Displaying items 1 - 19 of 19
SKU Name Diameter (cm) MSRP Our Price  
F13612-01 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 4.25cm, P/N: 6310-0425, 100/PK
F13612-01F13612-01 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 4.25cm, P/N: 6310-0425, 100/PK
Click for details 
 4.25 $5.96 $5.57 Add F13612-01 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 4.25cm, P/N: 6310-0425, 100/PK to Cart
F13612-02 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 5.5cm, P/N: 6310-0550, 100/PK
F13612-02F13612-02 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 5.5cm, P/N: 6310-0550, 100/PK
Click for details 
 5.50 $5.74 Add F13612-02 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 5.5cm, P/N: 6310-0550, 100/PK to Cart
F13612-03 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.0cm, P/N: 6310-0700, 100/PK
F13612-03F13612-03 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.0cm, P/N: 6310-0700, 100/PK
Click for details 
 7.00 $5.97 Add F13612-03 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.0cm, P/N: 6310-0700, 100/PK to Cart
F13612-04 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.5cm, P/N: 6310-0750, 100/PK
F13612-04F13612-04 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.5cm, P/N: 6310-0750, 100/PK
Click for details 
 7.50 $5.97 Add F13612-04 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 7.5cm, P/N: 6310-0750, 100/PK to Cart
F13612-05 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 9.0cm, P/N: 6310-0900, 100/PK
F13612-05F13612-05 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 9.0cm, P/N: 6310-0900, 100/PK
Click for details 
 9.00 $7.21 Add F13612-05 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 9.0cm, P/N: 6310-0900, 100/PK to Cart
F13612-06 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 11.0cm, P/N: 6310-1100, 100/PK
F13612-06F13612-06 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 11.0cm, P/N: 6310-1100, 100/PK
Click for details 
 11.00 $9.05 Add F13612-06 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 11.0cm, P/N: 6310-1100, 100/PK to Cart
F13612-07 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 12.5cm, P/N: 6310-1250, 100/PK
F13612-07F13612-07 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 12.5cm, P/N: 6310-1250, 100/PK
Click for details 
 12.50 $10.92 Add F13612-07 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 12.5cm, P/N: 6310-1250, 100/PK to Cart
F13612-08 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 15.0cm, P/N: 6310-1500, 100/PK
F13612-08F13612-08 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 15.0cm, P/N: 6310-1500, 100/PK
Click for details 
 15.00 $13.11 Add F13612-08 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 15.0cm, P/N: 6310-1500, 100/PK to Cart
F13612-09 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 18.5cm, P/N: 6310-1850, 100/PK
F13612-09F13612-09 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 18.5cm, P/N: 6310-1850, 100/PK
Click for details 
 18.50 $19.07 Add F13612-09 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 18.5cm, P/N: 6310-1850, 100/PK to Cart
F13612-10 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 20.5cm, P/N: 6310-2050, 100/PK
F13612-10F13612-10 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 20.5cm, P/N: 6310-2050, 100/PK
Click for details 
 20.50 $20.90 Add F13612-10 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 20.5cm, P/N: 6310-2050, 100/PK to Cart
F13612-11 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 24.0cm, P/N: 6310-2400, 100/PK
F13612-11F13612-11 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 24.0cm, P/N: 6310-2400, 100/PK
Click for details 
 24.00 $29.59 Add F13612-11 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 24.0cm, P/N: 6310-2400, 100/PK to Cart
F13612-12 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 25.0cm, P/N: 6310-2500, 100/PK
F13612-12F13612-12 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 25.0cm, P/N: 6310-2500, 100/PK
Click for details 
 25.00 $29.59 Add F13612-12 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 25.0cm, P/N: 6310-2500, 100/PK to Cart
F13612-13 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 27.0cm, P/N: 6310-2700, 100/PK
F13612-13F13612-13 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 27.0cm, P/N: 6310-2700, 100/PK
Click for details 
 27.00 $35.52 Add F13612-13 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 27.0cm, P/N: 6310-2700, 100/PK to Cart
F13612-14 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 32.0cm, P/N: 6310-3200, 100/PK
F13612-14F13612-14 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 32.0cm, P/N: 6310-3200, 100/PK
Click for details 
 32.00 $56.76 Add F13612-14 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 32.0cm, P/N: 6310-3200, 100/PK to Cart
F13612-15 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 33.0cm, P/N: 6310-3300, 100/PK
F13612-15F13612-15 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 33.0cm, P/N: 6310-3300, 100/PK
Click for details 
 33.00 $56.76 Add F13612-15 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 33.0cm, P/N: 6310-3300, 100/PK to Cart
F13612-16 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 38.5cm, P/N: 6310-3850, 100/PK
F13612-16F13612-16 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 38.5cm, P/N: 6310-3850, 100/PK
Click for details 
 38.50 $74.84 Add F13612-16 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 38.5cm, P/N: 6310-3850, 100/PK to Cart
F13612-17 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 40.0cm, P/N: 6310-4000, 100/PK
F13612-17F13612-17 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 40.0cm, P/N: 6310-4000, 100/PK
Click for details 
 40.00 $78.72 Add F13612-17 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 40.0cm, P/N: 6310-4000, 100/PK to Cart
F13612-18 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 45.0cm, P/N: 6310-4500, 100/PK
F13612-18F13612-18 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 45.0cm, P/N: 6310-4500, 100/PK
Click for details 
 45.00 $97.40 Add F13612-18 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 45.0cm, P/N: 6310-4500, 100/PK to Cart
F13612-19 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 50.0cm, P/N: 6310-5000, 100/PK
F13612-19F13612-19 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 50.0cm, P/N: 6310-5000, 100/PK
Click for details 
 50.00 $112.01 Add F13612-19 : Qualitative Filter Paper, Grade 631, Ahlstrom, Closely equivalent to Grade No. 4, Whatman, 50.0cm, P/N: 6310-5000, 100/PK to Cart

We only sell & ship chemicals to businesses at commercially zoned locations verified by 3rd party sources. A business at a residence will not be able to buy or receive chemicals at that location. Such businesses will not be able to divert shipment in order to meet our policies. No exceptions.