Best Donlab in 2026

Double ball long stem safety funnel

Diameter of top ball approx 40mm;Total funnel height approx 350mm.

Carbon dioxide experiment funnel

Capacity: 100ml

24/40 joint

Recovery flask

TLC developing chamber with lid, flat bottom

With lid, flat bottom

Dimension L*H*D(mm): 125*125*70

Glass petri dish

Made of Borosilicate 3.3 glass

Bottom diameter(mm): 60, height of bottom(mm): 15

Manual Microliter Syringes

100μl

Beveled Tip

Capacity 2000 ml/2L

3 necks/three 24/40 ground glass joints

Both the reaction lid and the lidless reaction kettle are 15 cm flat flange outer diameter

Made of Borosilicate Glass

Ground glass lid interexchangeable

Low form, OD 70mm, Height 40mm

Capacity: 500ml

Long neck round bottom Kjeldahl flask

O.D.of bulb: 100mm; O.D.of neck: 30/35mm; Height: 300mm

Capacity: 50ml

Long neck round bottom Kjeldahl flask

Standard 24/40 ground glass joint

Capacity :5000ml/5L

Power supply:110V / 60HZ .Stirring Power:60W,Stirring Speed:20-600r/min

Stirring rod:the material of stirring rod is PTFE of stainless steel 304

Capacity 500 ml

3 necks/three 24/40 ground glass joints

Both the reaction lid and the lidless reaction kettle are 15 cm flat flange outer diameter

2500ml amber aspirator bottle with outlet for tubing

Made of Borosilicate 3.3 glass

Top joint I.D.(mm): 43

Capacity: 1000m/1L

high volume and heavy wall design

150mm Standard flat flange ground glass outside diameter

4 pack long neck oil funnels - Length: 11" (28cm), Top opening: 4" (10cm), Bottom opening: 0.4" (1cm). Easy to carry, easy to operate, easy to clean.

Unique features - Innovative tube design with no dust cover and long spout on top. The thick-walled orange filler has a very wide neck that can be cleaned and poured at any angle and connected to heavy pipes for absolute filling.

Multi-Functional Equipment - A versatile tool for use in restaurants, car dealerships, home garages or workplace repairs. It makes it easy to change oil, engine fuel additives and automotive fluids. It has a hook hole for easy hanging.

POWDER || Powder funnel (60º Angle) with 100mm diameter and plain stem

THICK, UNIFORM WALLS || Features thick, uniform walls that allow for increased durability, ease of use and continual flow of liquid

DURABLE & STURDY || Made of high quality Borosilicate 3.3 glass that is built to last and withstand multiple uses - Glass is the material of choice for laboratory applications due to its inertness

1000 ml Separatory funnel

1000 ml glass separatory funnel for separating liquids with different densities

Made of high quality glass

SEPARATIONS || 500mL Separatory Funnel for separating two immiscible liquids such as water and oil, or for "washing" compounds or mixtures with solvents to remove impurities. Funnel measures approximately 13" tall, and 4" in diameter (at widest point). Neck diameter measures approximately 1".

INDUSTRIAL QUALITY POLYPROPYLENE PLASTIC || Made of premium-quality polypropylene plastic, with superior optical clarity, chemical durability, and heat tolerance. Can withstand temperatures up to 135°C. Autoclave, microwave and dishwasher safe. Excellent resistance to strong acids, alcohols and bases

PRECISE DISPENSING CONTROL || Features a polypropylene key stopcock fitted with a self-lubricating PTFE plug push-fitted to the stem of the funnel for easy and precise flow control during separation procedures

60 mL Separatory funnel

60mL glass separatory funnel for separating liquids with different densities

Made of high quality glass

Made of borosilicate glass

Diameter: 100mm

Stem Length: 100mm

500 ml Separatory funnel

500 ml glass separatory funnel for separating liquids with different densities

Made of high quality glass

🥑【Variable Sizes Mouth for Different Use】Our food safe wide opening funnel has 5 size spouts, which can meet all your needs in your kitchen life. 👍The 2'' spout is perfect for wide mouth and regular mouth mason jar, lid and carboy. 👍The 1.32'' spout is perfect for squeeze bottles and pouches. 👍The 0.93'' spout is perfect for spice and honey jars. 👍The 0.67'' spout is perfect for oil and sugar bottles. 👍The 0.44'' spout is perfect for foaming dispenser and dropper bottles.

🥐【BPA Free Safe Material】Pisol Kitchen high volume funnel with 2 Strainers are made of PP5 food grade hard plastic, which can stand up to 332.60 ℉, heat resistant, allowing you to transfer boiling water, hot soup, liquid, herb, and coffee into any bottle. Those food grade funnels with 2 filters would be the best helper in your kitchen life.

🥓【Detachable and Rotating Screw Design】Just rotating the spout you can get a different mouth funnel(0.44 inch - 2 inch spout), allowing you to fill any food, cosmetic or particles into different sizes bottles. It's very easy to attach various size spouts to the funnel. Two sizes strainers meet your different needs, don't worry about the food debris will fall into the bottle.

Material - Separating Funnel is made of high quality glass, clear and easy to wash.

Capacity - This separating funnel is 500ml with Standard taper clamp for joints 24/29.

Design - Conical design ensures efficient separation.

10000 mL Separatory funnel

10000mL glass separatory funnel for separating liquids with different densities

Made of high quality glass

1000 mL Separatory funnel

1000mL glass separatory funnel for separating liquids with different densities

Made of high quality glass

60 mL Separatory funnel

60 mL glass separatory funnel for separating liquids with different densities

Made of high quality glass

SEPARATE LIQUIDS WITH PRECISION: Purer extractions lead to more accurate work. Precisely separate compounds using the glass separator funnel and the leak-proof PTFE stopcock. The separation flask is designed for solvent/liquid-liquid extraction and is an essential tool in any lab. We recommend you run an extraction at least 2-3 times for the best results (distillation may be needed to remove impurities).

CONSTRUCTED TO LAB AND INDUSTRIAL STANDARDS: The American Fristaden Lab Separatory Funnel can handle tough, corrosive materials and high and low temperatures without breaking. The separating funnel is made with lab-quality borosilicate beaker 3.3 glass, which can handle much more stress than standard glass. The seperatory flask also features a corrosion resistant PTFE stop cock.

PACKED SO IT WON’T BREAK: Our glass conical separatory funnel, encased in sturdy foam packaging, will safely make the journey to your door.

10 PACK FILTER FUNNELS || Pack of ten filter funnels, each measuring 2.6" wide. Useful for separating solids from liquids, as well as for easier transfers of liquids to narrow mouthed containers

INDUSTRIAL QUALITY || Made of chemical resistant polyethylene plastic

2.5 INCH STEM || Each funnel stem measures 2.5" in length and has an outer diameter of 6.5mm

🥑【Variable Sizes Mouth for Different Use】Our food safe wide opening funnel has 5 size spouts, which can meet all your needs in your kitchen life. 👍The 2'' spout fits both wide and regular mouth mason jars, lids, and carboys. 👍The 1.32'' spout is perfect for squeeze bottles and pouches, and 👍 the 0.93'' spout makes spice and honey jars a breeze. Oil and sugar bottles are no problem with the 👍 0.67'' spout, and 👍 the 0.44'' spout is great for foaming dispensers and dropper bottles.

🥐【BPA Free Safe Material】Get ready for a game-changer in the kitchen! Our Pisol Kitchen funnel with 2 Strainers is made of heat-resistant PP5 food grade hard plastic that can withstand up to 332.60 ℉. Perfect for transferring liquids like boiling water, hot soup, or coffee with ease. And with two filters, you'll have the perfect pour every time. Those high volume funnels with 2 Strainers would be the best helper in your kitchen life.

🥓【Detachable and Rotating Screw Design】Upgrade your bottle-filling game with our revolutionary spout! Effortlessly switch between 0.44-2 inch mouth funnels to fit any size bottle. Customize further with various spout sizes and prevent debris with our two strainers. Say goodbye to messy spills and hello to easy, hassle-free filling!

2000mL borosilicate glass separatory funnel

16 inches long, 6 inch diameter

Fitted with a 29/32 interchangeable plastic stopper and PTFE stopcock