200g Calibration Weight
Use this 200g weight to calibrate your sensitive electronic scale or balance. NC-8623
$7.95Search Products
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Clear Glass Stir Rod, 6 inch
This clear flint glass stir rod has polished ends. The rod is six inches long, or 150mm and has 3/16 inch, or 5mm diameter. NC-5585
$0.75
Friendly Green Task Wipers, Pk/300
Ideal, compact, pop-up tissue for your optical lens cleaning! Use for wiping surfaces, parts, instruments and cleaning lenses. Size 4.43 x 8.33 inches. NC-14287
$4.95
Magnetic Stir Bar, Octahedral PTFE, 10 X 3mm
This is our smallest spin bar. Best used in vials and test tubes. It is octahedral-shaped, featuring an ALNICO V magnetic core, assuring high strength magnetization. The inert nonstick PTFE coating resists harsh chemicals, is resistant to scratching and high temperatures. NC-14732
$2.99
Septum Stopper, White Rubber, for 14/20 Joints
"Sleeve" style septum with hollow plug for use with 14/20 outer joint. Top is flanged with an extension that folds down over the neck of a vessel for a tight seal. The diaphragm can be punctured readily with a syringe needle. Puncture seals automatically after the needle is withdrawn. NC-14467
$1.95
Silicone Stopper, Size #00, pk/12
Fits 15X125 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14555. Sold in a pack of 12 stoppers.
$5.05
Stainless Steel Sterile Disposable Scalpel #11
This high carbon steel blade is mounted on a plastic handle with inbuilt finger guard. Individually foil wrapped. Sterilized by gamma radiation. #11. Length is 144mm (5.6"). NC-4309
$1.25
Clear Glass Stir Rod, 10 inch
This clear flint glass stir rod has polished ends. The rod is ten inches long and 5/16 inches diameter, or 254mm x 7mm . NC-5604
$1.35
Disposable Graduated Transfer Pipet
These unbreakable disposable pipets are 5-1/2 inches long, and hold a volume of 5 ml. Graduations are 0.25ml. Offered by the Each, Dozens. NC-5423
$0.25
Individual Neoprene Tapered Filter Adapter, Size 3
When used individually, this neoprene tapered filter adapter cone creates a snug fit between our 90mm Buchner Funnel and our 500mL Borosilicate Filtering Flask. NC-13671
$7.95
Magnetic Stir Bar, Octahedral PTFE, 25 x 8mm
This octahedral-shaped, top quality magnetic spin bar features an ALNICO V magnetic core, assuring high strength magnetization. The inert nonstick PTFE coating resists harsh chemicals, is resistant to scratching and high temperatures. NC-0909
$5.35
Septum Stopper, White Rubber, for 19/20 Joints
"Sleeve" style septum with hollow plug for use with 19/20 outer joint. Top is flanged with an extension that folds down over the neck of a vessel for a tight seal. The diaphragm can be punctured readily with a syringe needle. Puncture seals automatically after the needle is withdrawn. NC-14468
$2.25