What size rubber stopper does it need?

The inner diameter at the top of this flask is 30mm. So 6 or 6.5 will work.

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Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs

Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs

Product ID: 28292375

Details

Material
Borosilicate
Capacity
250
Brand
Economy Glass
Bottom Shape
Round
Graduation Interval
50 Milliliters

🔗Integral side arm for seamless tubing

🧪Heavy-duty borosilicate glass

⚗️250mL precision capacity

37747CFA

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Description

⚗️ Elevate your lab game with precision and durability that won’t quit!

BUILT TO ENDURE - Heavy wall borosilicate 3.3 glass resists thermal shock and chemical corrosion—lab tough.
VACUUM READY DESIGN - Integral side arm and reinforced neck ensure safe, reliable vacuum filtration.
SEAMLESS INTEGRATION - Tubulated side arm fits standard 3/8" ID tubing for effortless setup.
PRECISION MEETS POWER - 250mL capacity with clear white graduations every 50mL for exact measurements.
MICROWAVE AUTOCLAVE SAFE - Versatile flask that handles sterilization and heating without compromise.

The Economy Glass Filtering Flask is a 250mL conical flask crafted from industrial-grade borosilicate 3.3 glass, featuring white enamel graduations for precise volume measurement. Its heavy wall construction and integral side arm are engineered to safely withstand vacuum pressure, while the optimized mouth and neck design ensure secure stopper fit. Microwave and autoclave safe, this flask combines durability, chemical resistance, and practical design for professional laboratory filtration needs.

Specifications

ASIN	B00FRK6SE0
Best Sellers Rank	#531,566 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #52 in Lab Filtering Flasks
Bottom Shape	Round
Brand	hBARSCI
Brand Name	hBARSCI
Capacity	250 Milliliters
Customer Reviews	4.3 out of 5 stars 23 Reviews
Global Trade Identification Number	00849230062941
Graduation Interval	50 Milliliters
Item Dimensions D x W x H	3.4"D x 3.4"W x 5.8"H
Item Weight	6.4 ounces
Manufacturer	Economy Glass
Material	Borosilicate Glass
Material Type	Borosilicate Glass
Model Number	FL2402-1
Part Number	FL2402-1
Product Dimensions	3.4"D x 3.4"W x 5.8"H
UPC	849230062941

Reviews

D**.

Five Stars

great job

4.06.2015

A**S

No xconnector

There is no connector on the tubulation like it shows on your photo - Also we need the dimension of the stopper for this flask

19.01.2018

C**S

Good

Great product but and it's small pay attention.

16.11.2018

E**V

Filter Flask, Borosilicate - Nice, Durable!

This is a durable piece of equipment. Works well for my lab work!

24.10.2022

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37747CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered 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 Senegal.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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