RPI HEPPS [N-(2-Hydroxyethyl) piperazine-N'-(3-Propane sulfonic Acid)] [EPPS], 25 Grams, Powder, Buffering Agent

RPI HEPPS (H75060) is supplied in powder form for easy storage. HEPPS, also referred to as EPPS, is commonly used as a buffering agent, and is one of Good's buffers. HEPPS is similar to HEPES, and has a pKa of 8.00. HEPPS has recently been used in Alzheimer's disease research. Specifications: Appearance: White Crystalline Powder Assay (Titration, dried basis): ≥ 99.0 % Heavy Metals (as Pb): ≤ 0.001 % Identification (IR): Conforms to Known Structure Loss on Drying @ 105 oC, 3hrs: ≤ 1.0 % Melting Point: Report oC pH (1mol/L in Water @ 20 oC: 5.0 - 7.0 pKa @ 20°C: 7.8 - 8.2 Residue on Ignition: ≤ 0.1 % Solubility (0.1M in water): Clear and Colorless Solubilty (1mol/l Solution in Water): Clear UV Absorbance 260nm (1 mol/L, 1cm ): ≤ 0.1 UV Absorbance 280nm (1 mol/L, 1cm ): ≤ 0.1 The RPI brand has been serving the scientific community since 1970. Our ISO 9001:2015 and ISO GMP certifications are a testament to our dedication to quality.

• Product is sold for research or further manufacturing use only, not for food or drug use.
• Chemical Formula: C9H20N2O4S
• CAS Number: 16052-06-5
• Molecular Weight: 252.3
• Common Name: HEPPS [N-(2-Hydroxyethyl)piperazine-N'-(3-propane sulfonic acid)] [EPPS]