Irritant HEPES (2-[4-(2-hydroxyethyl)-1-piperazinyl]ethanesulphonic acid) free acid ≥99%, Ultrapure Bioreagent for liquid chromatography, for molecular biology, J.T.Baker®
Catalog # BAKR4018-04
Supplier: Avantor
CAS Number:
Specifications
- Pack type:Poly bottle, white, blue T/E cap
- Pk:500 g
- Seq:3645
Specifications
Specification Test Results
- For Laboratory,Research,or Manufacturing Use:≥99%
- Assay (C₈H₁₈N₂O₄S):≥99 %
- Appearance (fine, white, crystalline powder):Passes Test
- Sodium (USP Id.):Passes Test
- DNase Activity (None Detected):Passes Test
- RNase Activity:Passes Test
- Protease Activity:Passes Test
- Absorbance of a 0.1M Solution (1-cm path vs water) at - 260 nm:≤0.050
- Absorbance of a 0.1M Solution (1-cm path vs water) at - 280 nm:≤0.050
- pH of 5% Solution at 25°C:5.0 - 6.5
- Ash (sulfated):≤0.2 %
- Arsenic and Antimony (as As):≤0.050 ppm
- Trace Impurities - ACS - Heavy Metals (as Pb):≤5 ppm
- Trace Impurities - Iron (Fe):≤5 ppm
- QC Supervisor or equivalent to check supplier's COA to ensure proper chemical form.:Passes Test
Specification Test Results
About this item
:
Merck Index:13,04672
Melting Pt:210…215 °C
Density:1,448 g/cm³ (20 °C)
:238.31 g/mol
EINECS:230-907-9
:GHS07
Storage Temperature:Ambient
CAS Number:7365-45-9
Formula:C₈H₁₈N₂O₄S
MDL Number:MFCD00006158