What type of filter paper is this?

This is qualitative filter paper, suitable for routine laboratory filtration, solid-liquid separation, sample processing, and other applications.

What is the ash content of this filter paper?

The ash content is ≤0.15%, making it suitable for routine qualitative analysis and laboratory filtration.

Can this filter paper be used for vacuum filtration?

Yes. It can be used with suitable filtration equipment for routine vacuum filtration.

How do I choose the right filter paper diameter?

Choose a filter paper diameter that matches the filtration funnel size so that the paper fits evenly over the filtration area for proper operation.

What should I check before using the filter paper?

Check that the filter paper is intact and clean before use. Keep it dry and avoid moisture or damage that may affect filtration performance.

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

StonyLab Qualitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100

Product ID: 152042031

Details

Material
Cellulose
Brand
stonylab
Color
75mm Diameter
Capacity
250
Wide End Diameter
74 Millimeters

📏74mm precision diameter

🧪20 micron particle retention

⏱️35-70 sec filtration speed

$49.90

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

Secure transaction

Description

🧪 Filter like a pro — precision meets speed in every circle!

RAPID FILTRATION SPEED - Balances efficiency and thoroughness with a quick 35-70 second flow.
SEAMLESS COMPATIBILITY - Optimized for StonyLab Porcelain Buchner Funnels to elevate your lab setup.
LOW ASH CONTENT ≤ 0 15 - Minimizes residue for cleaner, contamination-free samples.
PRECISION CUT 74 MM CIRCLES - Perfectly sized for consistent, reliable filtration every time.
ULTRA FINE 20 MICRON FILTRATION - Captures even the smallest particles to ensure crystal-clear results.

StonyLab’s 74mm qualitative filter paper circles offer medium-speed filtration with 20 micron particle retention, ensuring efficient and clean separation. With low ash content and compatibility with StonyLab Buchner funnels, this pack of 100 is trusted by professionals for consistent lab performance.

Specifications

ASIN	B07R4WMG55
Best Sellers Rank	#20,398 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Qualitative Lab Filter Paper
Date First Available	April 24, 2019
Department	All Ages / Unisex
Item Weight	1.43 ounces
Item model number	SL000277
Manufacturer	StonyLab Scientific
Product Dimensions	2.91 x 2.91 x 0.39 inches

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.