Silicone Stopper, Size #1
Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14556
$0.80Search Products
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Fine Point Plastic Tweezer / Forcep, 5 inch
Use this 5 inch long fine tip, plastic tweezer or forcep for precise dissection and microscopic specimen handling. Made with serrated edges and ribbed handle for a controlled grip. NC-14621
$0.95
Magnetic Stir Bar, Octahedral PTFE, 38 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-0910
$5.90
Premium Bone Ash Straight Wall Cupel, 2.0 inch
This small shallow porous Cupel is manufactured from bone ash, a composite material and Magnesite (MgO). Used in assaying to absorb separate precious metals from lead. Lead absorption: 85g. Ships inside USA only. NC-14700
$4.95
Rubber Stopper, Size #000
Fits 12X75 Test Tubes. All of our black rubber stoppers are laboratory grade. Available as solid only. NC-0969
$0.40
Scoopula, Stainless Steel, 6-1/2 inch
Ideal for handling small amounts of material in the lab and field. Use a scoopula to easily remove loose chemicals from small bottles with minimal spillage. Also good for breaking up clumped material and as a stirrer. NC-0829
$3.39
Septum Stopper, White Rubber, for 24/40 Joints
"Sleeve" style septum with hollow plug for use with 24/40 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 Puncture seals automatically after the needle is withdrawn.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-14469
$2.95
Silicone Stopper, Size #2
Fits 20X150 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14557
Straight Tip Glass Droppers, 4 inches, pk/4
Four inch long straight tip traditional eye or medicine glass droppers. Sold as a pack of four. NC-0363-PK
$2.50
Bosshead Clamp Holder, Aluminum
This clamp holder is heavy duty aluminum. Has thick 7mm threaded metal, single piece clamping screws. For connecting two rods at right angles. Accepts rods up to 16mm diameter. NC-12313
$8.99
Cobalt Blue Glass Stir Rod, 15 inch
This cobalt blue flint glass stir rod has smooth ends. The rod is 15 to 16 inches long and 9/32 inches diameter, or 381-406 mm x 7mm. NC-13987
$4.95
Magnetic Stir Bar, Octahedral PTFE, 51 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-0912
$7.50