Choose the brand aligned with your industry so we can best serve your needs.
For researchers, scientists, and technical professionals: Your one-stop shop for the complete range of laboratory, production, and safety products and services.
Commonly in liquid form and available in various chemical compositions, solvents are substances that dissolve solutes to form solutions. The amount and type of solute that a solvent can dissolve is dependent upon temperature and polarity.
Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
2,4-Xylidine-d6 is the deuterium-labeled analogue of 2,4-xylidine (2,4-dimethylaniline) used as a stable isotope standard and tracer in analytical chemistry and mass spectrometry. It is supplied for laboratory research use only.
Deuterium-labeled internal standard for mass spectrometry and tracer studies.
Molecular formula C8H5D6N; molecular weight 127.22.
CAS number 1071170-27-8.
Supplied in small preweighed quantities suitable for analytical standards.
High purity (≈99.0%) based on certificate of analysis.
Encompass Procurement Services Non-distribution item offered as a customer accommodation; additional freight charges may apply. Learn More
Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Spermine-d20 is a deuterium-labeled stable isotope of the endogenous polyamine spermine, supplied as a solid powder for analytical and biochemical research applications, including use as an internal standard for mass spectrometry and tracer studies.
Deuterium-labeled analog for accurate mass spectrometry standards.
High chemical purity: 98.5%.
Molecular weight 222.46 and formula C10H6D20N4 for exact-mass calculations.
White to off-white solid form, convenient for handling and storage.
Storage recommendations: powder at -20°C (stable for 3 years); in solvent at -80°C for 6 months or -20°C for 1 month.
Encompass Procurement Services Non-distribution item offered as a customer accommodation; additional freight charges may apply. Learn More
Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Epalrestat-d5 is a deuterium-labeled (d5) analogue of epalrestat supplied as a solid reference standard for analytical use. It is intended as an internal standard for quantitative GC- or LC-MS assays, providing high isotopic purity and consistent mass for accurate measurements.
Designed as an internal standard for GC- or LC-MS quantification.
Deuterium-labeled (d5) isotopologue for clear mass separation from the parent compound.
High deuteration purity to minimize isotopic interference in assays.
Slightly soluble in DMSO and methanol for use in common assay solvents.
Well characterized molecular formula C15H8D5NO3S2 and formula weight 324.4 g·mol⁻1.
Encompass Procurement Services Non-distribution item offered as a customer accommodation; additional freight charges may apply. Learn More