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Most popular screw closure N 13 with a Silicone/PTFE septum for reliable analysis results even in sophisticated analysis
D5-Taleranol
Hong Kong tael
Long Form Torch (151mm overall length)
The integrated non-return valve avoids evaporation of solvents and lets flow ambient air into the bottle in case of vacuum
Wastewater Coliform Microbe - SM 9221, WP QR 1x250ml D61.5mm FB x2 Most popular screw closure NEach PT sample is one lyophilized quantitative standard for use with Standard Methods 9221 or similar multiple tube techniques. CRM also includes one blank sample. Each standard can be used for total coliform, fecal coliform, and E. coli which are present in the range of 202400 MPN 100 mL.