K4300 vial is a direct replacement for Dionex # 055058, screw cap vial for AS-50 and AS-AP autosamplers. Our product is the same height and diameter as the OEM product. This product has a 0.012" pierce cap that is easily punctured by the sampling probe during analysis. The cap is molded of low…

Wide mouth mason jars provide heavy duty leak proof storage. Highly shock resistant polypropylene, heavy walled mason jars are ideal for industrial waste sampling, long term storage and a variety of laboratory uses. They have standard 70mm, G-threaded necks, and screw caps with unique grip lugs and…

These filters are washed three times with deionized water, dried at 105°C, then furnace treated at 550°C to remove any volatile components. They are then weighed to 0.0001g. Each filter is in an individual aluminum pan with the filter weight printed on a Mylar® label affixed to the pan.…

The interpretations by various auditors of the requirements of prepared filters for TSS and VSS analysis often differ from one regulatory body to the next. ProWeigh® Double filters from Environmental Express strictly document ALL preparation steps outlined in Standard Methods 2540D and E for…

1.5mL Polypropylene vial with septum cap for Dionex AS-50 and AS-AP Autosampler. The septum is slit for easy penetration The septum is a laminate of blue PTFE on the bottom and white silcone on the top

ProWeigh® Filters are 1.5µm Binderless Glass Fiber Filters with all preparation steps done for you. All ProWeigh filters are prepared according to Standard Methods requirements. 47mm binderless glass fiber filters are weighed, washed 3 times in deionized water, dried at 105C and…