Match Agilent Waters、Varian、 Various models of automatic samplers such as Shimadzu are matched. The sample bottle is made of hydrolyzed glass (Class I borosilicate glass) with low free ion content. Polytetrafluoroethylene/silicone pad, soft seal, very durable, available in various colors. Optional markings with scales and ceramic writing labels. Pre assembled bottle caps and pads, convenient for direct use. The sample bottles are packaged in a clean environment and specially designed to reduce contamination. Strict quality assurance provides consistency in size between batches.