WebMay 1, 2000 · We applied the Cerex Polycrom-THC solid-phase extraction (SPE) column to the extraction of 11-nor-Δ 9-tetrahydrocannabinol carboxylic acid (9-THCA) from urine. This column uses an anion exchange divinyl-benzene copolymer, which requires no pH adjustment after hydrolysis of the THC-glucuronide with base, as is necessary with many … WebTecan Labwerx. The automation of customer-specific laboratory processes delivers consistent, reliable results and releases skilled human resources for more complex …
Extraction of Benzoylecgonine from Urine Specimens with Cerex …
WebSPE cartridges from SPEware Corporation (Baldwin Park, CA), and using the CEREX TouchPro system. The TouchPro system enabled computer-controlled positive pressure SPE and sample evaporation, ensuring reproducibility from run to run. Table 2: Solid Phase Extraction sample preparation, using the SPEware TouchPro system and Maestro NBE … WebFeb 10, 2016 · Samples were prepared for quantitative LC–MS testing, using solid phase extraction on an SPEWare (Baldwin Park, CA, USA) Cerex system 48 positive pressure processor. A urine specimen of 200 µL and a 50 µL of IS (±methamphetamine-D5 at 1000 ng/mL in water) were mixed with 1 mL of 0.1 M phosphate buffer (pH 9.1). hordeolum patient handout
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WebSep 8, 2024 · Shearwater Firmware v81 is now available. This update is applicable to the NERD 2, Petrel 2, Perdix, Perdix AI and Peregrine as they share a common firmware base. … WebPolycrom Clin II Solid Phase Extraction Columns, CEREX System 48 Processor connected to nitrogen source. Waste Rack, SPE Rack, Collection Tube Rack. Concentrator (Turbovap or SPEware) connected to a nitrogen source. Toluene/Heptane/Isoamyl Alcohol, 39:10:1(THI) Add 780 mL of toluene, 200 mL of heptane and 20 mL of isoamyl alcohol to a 1000 mL WebCerex specializes in both Traditional Method 320, 321, and 318 compliant extractive CEMs as well as insitu CEM and process control analyzers for a diverse array of applications … loop the loop quilt pattern