Products > Optimization Screens > StockOptions Buffer Kits > StockOptions CHES Buffer Kit

StockOptions CHES Buffer Kit

Applications

  • Focused, titrated buffer stocks for crystal screening, optimization, & production

Features

  • 0.1 unit increments for fine tuning pH
  • pH 8.6 - 10.0
  • 1.0 M concentrated stocks
  • pKa = 9.3

Description

StockOptions CHES buffer kit is a preformulated, sterile filtered set of titrated buffer stocks. The StockOptions buffer stock reagents are supplied as 1.0 M stock solutions in 10 milliliter volumes. Each StockOptions CHES buffer reagent is carefully titrated using Sodium hydroxide. StockOptions CHES is comprised of 15 unique reagents covering the pH range of 8.6 to 10.0 in 0.1 pH unit increments.

CHES
Synonym: 2-(Cyclohexylamino)ethanesulfonic acid
C8H17NO3S
Mr 207.29
CAS No [103-47-9]
EC No 203-115-6
pKa = 9.3
=99.0% (titration)
chloride (Cl-): =0.05%
sulfate (SO42-): 0.05%

Phosphorus (P) =0.0005%
Al: =0.0005%
Ca: =0.001%
Cu: =0.0005%
Fe: =0.0005%
K: =0.005%
Mg: =0.0005%
NH4+: =0.05%
Na: =0.01%
Pb: =0.001%
Zn: =0.0005%



CAT NO

HR2-256

NAME

StockOptions CHES

DESCRIPTION

pH 8.6 to 10.0 in 0.1 pH unit increments

PRICE

$239.00

Support Material(s)

Related Item(S)

References

1. Protein crystallization with microseed matrix screening: application to human germline antibody Fabs. Galina Obmolova, Thomas J. Malia, Alexey Teplyakov, Raymond W. Sweet, and Gary L. Gilliland. Acta Crystallogr F Struct Biol Commun. 2014 Aug 1; 70(Pt 8): 1107–1115.