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"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 Puncture seals automatically after the needle is withdrawn.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
$2.25Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14556
$0.80Use 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
$0.95This 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
$5.90This 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
$4.95Fits 12X75 Test Tubes. All of our black rubber stoppers are laboratory grade. Available as solid only. NC-0969
$0.40Ideal 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"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 Puncture seals automatically after the needle is withdrawn.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
$2.95Fits 20X150 Test Tubes. Silicone stoppers are particularly useful due to their inert and nonreactive nature. Heat to 450°. Chemical resistant. NC-14557
Four inch long straight tip traditional eye or medicine glass droppers. Sold as a pack of four. NC-0363-PK
$2.50This 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
