Specification Brand : DONLAB BulletPoint1 : 200mm Effective Length,20mm Column O.D. G3 Sand Core Chromatography Column BulletPoint2 : With PTFE lower stopcock BulletPoint3 : G3 Pore Size Sand Core 16-30um can filter out fine precipitate, filter mercury BulletPoint4 : Made of Borosilicate 3.3 glass by hand-blowing, customizable BulletPoint5 : Made of Borosilicate 3.3 glass by hand-blowing, customizable Color : Clear ExternallyAssignedProductIdentifier1 : 0751823906207 ExternallyAssignedProductIdentifier2 : 751823906207 ItemName : DONLAB CKH-2020 Glass 20mm O.D. 200mm Length Chromatography Column with G3 Sand Core and PTFE Stopcork Borosilicate Glass Column ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-chromatography-gc-column-accessories Manufacturer : DONLAB Material : Borosilicate 3.3 glass NumberOfItems : 1 PartNumber : CKH-2020 ProductDescription : The products are made of Borosicate 3.3 glass. According to its pore size, the sand core filter plate can be divided into six specifications of G1 - G5. National Standard Aperture Use G1 50-70um filter out coarse precipitate and gelatinous precipitate G2 30-50um filter out coarse precipitation and gas washing G3 16-30um filter out fine precipitate, filter mercury G4 4 - 7um filter out fine or extremely fine precipitates G5 2 - 4um filter out larger bacilli and yeast
Product All Model List O.D. of Column: 15mm,20mm,25mm,30mm,40mm,50mm,60mm,70mm,80mm Effective Column Length: 200mm,300mm,400mm,500mmm
*This product can be customized with other pore size sand cores and other types of outer diameter and length chromatography columns. If you need to customize other types of chromatography columns, please communicate with us through Amazon message and we will customize the products you need.