PYREX® 5mm Economy NMR Sample Tubes 7 Inch Laboratory Glass – 6981A-7

The PYREX® 5mm Economy NMR Sample Tubes are cost-effective laboratory glass tubes designed for routine nuclear magnetic resonance (NMR) spectroscopy, chemical sample preparation, and molecular structure analysis. Featuring a nominal 5mm diameter and 7-inch length, these transparent sample tubes are suitable for compatible NMR spectrometers used in pharmaceutical laboratories, organic chemistry research, universities, and analytical testing facilities. The Economy grade provides an affordable option for laboratories performing routine NMR examinations. Key Features & Specifications - 5mm Nominal Diameter: Designed for compatible 5mm NMR instruments. - 7 Inch Length: Approximately 177.8mm. - Economy Quality Grade: Cost-effective option for routine spectroscopy. - PYREX® Laboratory Glass: Transparent construction for sample observation. - Cylindrical Tube Design: Suitable for containing small liquid samples. - NMR Spectroscopy Applications: Used for analysing molecular structures and chemical compounds. - Reusable or Disposable: Depending on sample contamination and laboratory procedures. - Manufacturer Pack Quantity: 5 tubes. - Compatible Frequency Range: Must be confirmed for the specific NMR instrument; no MHz rating is established for this Economy model. Specification Details Brand PYREX® Manufacturer Corning Product Number 6981A-7 Supplier Reference 401491 Product Type NMR Sample Tube Quality Grade Economy Material Laboratory Glass Nominal Outer Diameter 5mm Tube Length 7 inches Length in Millimetres 177.8mm Tube Shape Cylindrical Appearance Clear / Transparent Graduation Scale None specified NMR Frequency Rating Not verified Inner Diameter Not verified Concentricity Tolerance Not verified Camber Tolerance Not verified Quantity per Pack 5 Tubes