Covachem/Molecular Biology Grade HEPES/19102-250/250 grams
分类: 最上层
发布时间: 1970-01-01 08:00
4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid (HEPES) is a zwitterionic organic buffer used in cellular and molecular biology applications. CovaChem's buffers are refined to be the quality leader in the life science industry. Each lot is analyzed to be Protease free, DNase free and RNase free, and routinely have purity values of 99.8% or higher.HEPES is frequently employed in isoelectric focusing and cell culture applications. This buffer has a useful pH range of 6.8 to 8.2.
Specifications
Package Sizes: 25 grams, 250 grams and bulk quantities
Product Numbers: 19102-25, 19102-250 and 19102-custom
Product Name: HEPES
Product Grade: Molecular Biology Grade
Alternative Names: 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid; 4-(2-Hydroxyethyl)piperazine-1-ethane-sulfonic acid; HEPES Free Acid; HEPES Buffer; C8H18N2O4S
Tariff Code: 2933.59.9500
Storage: Room Temperature, Protected From Moisture
Specifications
Appearance: White Crystalline Powder
Purity: is ≥ 99.6%
Heavy Metals: 10 ppm max;
A260 nm: 0.050 max
A280 nm: 0.050 max
Solubility: To Pass Test
Ignition Residue: 0.05% max
Sulfate: 0.05% max
Properties
Physical State: Solid
CAS Number: 7365-45-9
Chemical Formula: C8H18N2O4S
Molecular Weight: 283.30