hepes cas 7365-45-9

描述

CAS 7365-45-9 (HEPES) Quick Details

Chemical Name: HEPES

CAS No: 7365-45-9

Molecular Formula: C8H18N2O4S

Molecular Weight: 238.3

Molecular Structure:

Appearance: White crystal powder

Assay: 99%min

CAS 7365-45-9 (HEPES) Typical Properties

Item	Specifications
Appearance	Free flowing white powder
Assay(potertiometric cal on dry substance	Min 99.5%
Color ( 1M solution)	Pass test
PKa at 20 ℃	7.4-7.7
Heavy metals ( Pb )	<5ppm
Sulfate	<0.05%
Residue on Ignition	<0.1%
Loss on drying (105 C,3 hours	<1%
UV absobance/260nm	<0.5
UV absobance/280nm	<0.5
UV absobance/440nm	<0.2

CAS 7365-45-9 (HEPES) Usage

1). HEPES is used as a biochemical reagent.

2). Biological buffer.

CAS 7365-45-9 (HEPES) Packaging and Shipping

Regular package : 25kg/drum.

Delivery: 5-7 days after receipt the payment.

CAS 7365-45-9 (HEPES) Storage

2-8°C