Sigma-Aldrich

Citric Acid, Anhydrous - Pharmaceutical Secondary Standard; Certified Reference Material (PHR1071-1G) This Certified Reference Material (CRM) citric acid is a pharmaceutical secondary standard...

Potassium Chloride, BioXtra, ≥99.0%, 500g Potassium Chloride (KCl) BioXtra grade is a high-purity inorganic salt essential for molecular biology, cell culture, and biochemical applications. This...

Acetylacetone, ReagentPlus, ≥99%, 100mL Acetylacetone (2,4-pentanedione) is a versatile β-diketone compound widely utilized in analytical chemistry, organic synthesis, and metal chelation...

Pyrrolidine, 99%, 500mL Pyrrolidine is a five-membered saturated nitrogen heterocycle widely utilized as a versatile building block in organic synthesis and pharmaceutical research. This high-purity...

2,6-Pyridinedicarboxylic Acid, 99%, 100g 2,6-Pyridinedicarboxylic acid, also known as dipicolinic acid (DPA), is a versatile chelating agent widely utilized in analytical chemistry, biochemistry,...

β-Propiolactone Grade II >90%, 1mL (P5648-1ML) β-Propiolactone is a highly reactive cyclic ester widely utilized in laboratory research for its potent alkylating and sterilizing properties. This...

Phosphate Buffered Saline, 10x Concentrate, BioPerformance Certified, 1L This Phosphate Buffered Saline (PBS) 10x concentrate delivers a reliable, high-purity isotonic buffer solution essential for...

Propyl 4-hydroxybenzoate, ≥99%, 500g Propyl 4-hydroxybenzoate, also known as propylparaben, is a high-purity antimicrobial preservative widely utilized in pharmaceutical, cosmetic, and food science...

Phosphate Buffered Saline, Liquid, pH 7.4, Sterile, 500mL This ready-to-use Phosphate Buffered Saline (PBS) solution is specifically formulated for cell culture and other sensitive laboratory...

Phosphate Buffered Saline, 1L, Sterile, pH 7.4 (P4474-1L) This ready-to-use Phosphate Buffered Saline (PBS) solution is specifically formulated to meet the demanding requirements of cell culture...

Potassium Chloride ACS Reagent, 99.0-100.5%, Powder, 500g Potassium Chloride (KCl) ACS Reagent Grade is a high-purity crystalline powder essential for analytical and research laboratory applications...

Potassium Disulfite, ≥98%, 500g Potassium Disulfite (K₂S₂O₅), also known as potassium metabisulfite, is a versatile reducing agent and preservative widely utilized in laboratory applications. This...