100Pcs/Set 7/9/11/12.5/15/18cm Qualitative Filter Paper Circular Funnel Sheet Slow Speed 10-15um

Vendor: JustgreenBox
SKU: FNTFW-3080-CM-01
Availability: In Stock
$9.10
$45.00
$9.10
Please hurry! Only 999 left in stock
Size: 7cm
Subtotal: $9.10
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100Pcs/Set 7/9/11/12.5/15/18cm Qualitative Filter Paper Circular Funnel Sheet Slow Speed 10-15um

100Pcs/Set 7/9/11/12.5/15/18cm Qualitative Filter Paper Circular Funnel Sheet Slow Speed 10-15um

$45.00 $9.10

100Pcs/Set 7/9/11/12.5/15/18cm Qualitative Filter Paper Circular Funnel Sheet Slow Speed 10-15um

$45.00 $9.10
Size: 7cm

Description:
This 100Pcs/Set slow speed qualitative filter paper are used when you are generally concerned about what is left on the filter. Qualitative filters are used for both collecting a precipitate or solid and removing unwanted substance from your filtrate that passes through the filter, but not as concerned about the quantity of substance that remains on the filter; 

Specification:
Material:Cotton Fiber; 
Filter Type:Qualitative Filter; 
Filter Speed:Slow Speed (70-140s); 
Ma*. Aperture Diameter:10-15um; 
Ash Content:0.15%; 
Quantity:100Pcs/Set; 
Size:(Filter Diameter); 
#1:7cm; 
#2:9cm; 
#3:11cm; 
#4:12.5cm; 
#5:15cm; 
#6:18cm; 

Feature:
1. 100Pcs/Set qualitative filter paper, slow speed; 
2. With numerous small holes on its surface made from cotton fiber, it only allows liquid particles to pass through while solid materials with large volume Note: 3. Light weight, convenient to use and carry, accurate testing; 
4. It requires more filtration time than filter paper with fast and medium speed; 
5. It covers a wide range of laboratory applications, which is frequently used for clarifying liquids; 
6. It is widely used in education for teaching simple qualitative analytical separations; 
7. It¡¯s accessible to test the engine oil whether it goes bad or others or not when there is something wrong with your driving. With qualitative filter paper with slow speed, you will spend 24 hours on it; 
Instruction; 
1. Fold in half twice into 90degreecircular corner shape; 
2. Open the folded filter paper in the funnel shape which are three layers in one side and one layer in other side; 
3. Fill the folded filter paper into the funnel, paying attention that the edge of the filter paper should be lower than the funnel edge. And then some clear water should be put into the funnel so that the wet filter paper and the inner wall of the funnel are attached; 
Note: You are supposed to make a distinction between quantitative filter paper and qualitative filter paper and choose the proper one according to your requirement; 
1. The quantitative filter paper is used for gravimetric analysis or filtration where the precipitate is to be recovered, for e*ample from a Buchner funnel filtration under vacuum; 
The amount of ash produced after ashing does not e*ceed 0.0009%; 
2. The qualitative filter paper is used for qualitative techniques to identify materials. They do not offer the same level of precipitate recovery as quantitative filter paper; 
The amount of ash produced after ashing does not e*ceed 0.13%; 

Package Include:
1*100Pcs/Set Qualitative Filter Paper

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Returns Policy

You have 30 days from the date of delivery to return your item.

The majority of returns are refunded via store credit in the form of a JustgreenBox gift card. Returns are processed within 5-7 business days after your item(s) are delivered to us. To receive your store credit more quickly, use the prepaid return label in our Returns Portal !

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Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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Pellentesque Sedcus faucibus an sullamcorper mattis drostique des commodo pharetras
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