Product description:

English name: HEPES; N- (2-Hydroxyethyl) Piperazine-N-2-ethanesulfonic acid; 4- (2-Hydroxyethyl) -1-piperazineethanesulfonic acid
Other name: 4-(2-hydroxyethyl) piperazine-ethanesulfonic acid; Hydroxyethyl piperazine ethanesulfonic acid; N-(hydroxy-ethyl-2-piperazinyl)-N'-2-ethane sulfonic acid; 2-[4-(qiangyiji) -1-paiqinji] ethanesulfonic acid; N-(hydroxy-ethyl-2-piperazinyl)-N'-ethane sulfonic acid; 4-hydroxyethyl piperazine ethanesulfonic acid; 2-[4-(2-qiangyiji) -1-paiqinyiwan]-sulfonic acid
CAS number: 7365-45-9

Level: BR
Content: ≥ 99%
PH: 6.8~8.2
Heavy metals: ¡ü 0.0005%
Chlorides: ≤ 0.05%
Sulfates: ≤ 0.005%
Melting point: 234~238℃
Appearance: white crystalline powder ... pKa7.5 (25 ℃). Cood's series one buffer. Stable. Soluble in water (2.25mol/L, 0). the melting point of 210 c. UV absorbance a (5%/ 1cm, 250nm, water) (0.05
Use: biochemical studies. Preparation of biological buffers
Save: RT