Sigma-Aldrich

Chlorobenzene, ReagentPlus®, 99%, 4L Chlorobenzene is a versatile aromatic organic solvent widely utilized in analytical and synthetic chemistry laboratories. This ReagentPlus® grade product offers...

TOC 1000 mg/L Calibration Standard, 100mL This TOC (Total Organic Carbon) Calibration Standard at 1000 mg/L concentration provides a reliable reference solution for calibrating and verifying TOC...

Total Phosphorus 1000 mg/L Calibration Standard, 100mL This Total Phosphorus Calibration Standard is a high-purity reference solution designed for the accurate calibration and verification of...

Kjeldahl Nitrogen, Total (TKN) 1000mg/L Calibration Standard, 100mL This Total Kjeldahl Nitrogen (TKN) Calibration Standard is formulated at a precise 1000mg/L concentration for accurate instrument...

Iron(III) Chloride Hexahydrate, Reagent Grade, 98%, Chunks, 100g Iron(III) Chloride Hexahydrate is a versatile inorganic compound widely utilized in analytical chemistry, water treatment studies,...

Valencene Solution, Certified Reference Material – 2000 µg/mL in Methanol (1mL) | SKU: CRM40934 This Valencene Certified Reference Material (CRM) is a high-purity analytical standard designed for...

Heptadecanoic Acid, 98%, 1g Heptadecanoic acid (margaric acid) is a saturated odd-chain fatty acid with 17 carbon atoms, widely utilized as an internal standard in gas chromatography and mass...

Propionic Acid-d6, 98 Atom % D, 5g (SKU: 490644-5G) Propionic Acid-d6 is a highly deuterated isotopic standard essential for advanced analytical applications in research and quality control...

Acetic Acid-d4, ≥99.9 atom % D, 5g (SKU: 233315-5G) Acetic Acid-d4 (CD3COOD) is a deuterium-labeled isotopologue of acetic acid, essential for NMR spectroscopy applications where it serves as both a...

tert-Butyl Methyl Ether, HPLC Grade, ≥99.8% | 4L | SKU: 34875-4L tert-Butyl Methyl Ether (MTBE) is a high-purity solvent specifically designed for High-Performance Liquid Chromatography applications...

Sodium Hydroxide Solution (10.0N), 1L This high-concentration Sodium Hydroxide Solution (10.0N) is an essential reagent for analytical laboratories, research facilities, and industrial quality...

Copper(II) Sulfate Pentahydrate, ACS Reagent, ≥98.0%, 500g Copper(II) Sulfate Pentahydrate is a high-purity inorganic compound essential for a wide range of analytical and research applications...