网页low Alkali content. Higher density of the glass surface offers ahigher hydrolytic resistance. Clear Glass of 1st hydrolytic class is differentiated by 33 expansion (Type 1, Class A) ansionand 51 exp glass (Type 1, Class B), whereas amber is generally worldwide only available as 51 expansion glass.
网页8-425 HPLC Autosampler Vial for Laboratory. 8mm Screw Vial Larger opening than standard narrow opening vials by 40%, preventing syringe problems. The special thread design ensures a consistent seal. Clear vial, 33 Expansion borosilicate glas 1.5mL 8-425 screw neck vial 2ml 8mm screw thread vials 2ml hplc 8-425 glass vial 8mm
网页expansion and amber glass in 51 expansion is used, whereas in Europe solely 51 expansion glass is processed. From a quality point of view both From a quality point of view both types of glass are equally suitable for usage in chromatography, as they both are glasses of 1st hydrolytic class.
网页Vial/Glass quality comparison, 1st hydrolytic class glass types, 33 vs 70. 33 expansion glass, clear 70 expansion glass, clear 20 μm 20 μm 200nm 200nm When we talk about glass quality for chromatography autosampler vials
网页Mar 30, 2012 Our MicroSolv brand vials are made from SCHOTT® brand glass tubing, of first hydrolytic class. First hydrolytic class glass is very hard and Sample handling.
网页Fritsch GmbH • Milling and Sizing Page 2/3 Industriestrasse 8 • 55743 Idar-Oberstein • Germany Telephone +49 67 84 70 0 info@fritsch.de • www.fritsch.de Visually conspicuous was the difference in colour of the sieve fraction < 250
网页1st hydrolytic class glass 51 expansion autosampler vials. autosampler glass vials from different sources. In this case 1st hydrolytic class tubes have been used with
网页Class A linear COE ASTM E438 Type I, Class B linear COE 32–33 ± 1.5 48–56 ± 2.0 Table 3. Chemical resistance classifi cations. Resistance glass Specifi cation Acid resistance glass DIN 12116 Alkali resistance glass ISO 695
网页2016年1月18日 · Autosampler Vials - NOT for medical applications ISO 9001 certified 1st hydrolytic class borosilicate glass Equivalent to Aijiren Made in Germany Customers also viewed these products Page 1 of 1 Start over 4.6 out
网页Siliconization involves applying a silicone solution to the surface of the glass to create a protective layer. The benefits of silicone vials include: Minimal interaction between the sample and the vial. Prevents high-viscosity fluids from sticking to the internal surface of the vial. Increases transparency.
网页Kinesis chromatography vials and closures are designed to ensure contamination-free sample handling and trouble-free autosampler operation. The vials are made from 1st hydrolytic class 51 expansion glass which, unlike inferior alternatives, allows the manufacturing of clean, precision-fit vials. Our comprehensive range of vials includes
网页Clear Glass of 1st hydrolytic class is differentiated by 33 expansion (Type 1, Class A) and 51 expansion glass (Type 1, Class B), whereas amber is generally worldwide only available as 51 expansion glass. The indicated lower
网页Superior quality 33 expansion borosilicate clear (Type 1, Class A) or 51A amber (Type 1 Class B) glass. • Fixed insert or conical base vials for limited Almost all vials are made