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Ammonium sulfate
Ammonium sulfate
Applications
Crystallization grade Ammonium sulfate for formulating screens or for optimization
Features
Sterile filtered solution
Methodologies
Try 3.4 M Ammonium sulfate as a cryo reagent for crystals grown in 2.0 M Ammonium sulfate (Misono et al 2003).
Description
Ammonium sulfate
Synonym: Ammonium sulphate
(NH4)2SO4
H8N2O4S
Mr 132.14
CAS Number [7783-20-2]
EC Number 231-984-1
Merck 14,555
RTECS BS4500000
MDL Number MFCD00003391
PubChem Substance ID 24846507
Purity ≥99.5%

Measured pH Range: 5.0 - 5.2 at 25°C
Measured Conductivity Range: 313.2 - 464.2 mS/cm at 25°C
Measured Refractive Index Range: 1.39114 - 1.39203 at 20°C

Al <0.0005%
As <0.00002%
Ba <0.0005%
Bi <0.0005%
Ca <0.001%
Cd <0.0001%
Cl <0.0005%
Co <0.0005%
Cr <0.0005%
Cu <0.0002%
Fe <0.0002%
K <0.005%
Li <0.0005%
Mg <0.0005%
Mn <0.0005%
Mo <0.0005%
Na <0.005%
Ni <0.0005%
NO3 <0.001%
Pb <0.0002%
PO4 <0.0005%
Sr <0.0005%
Zn <0.0001%
ITEMS
CAT NO NAME DESCRIPTION
HR2-541 Ammonium sulfate 3.5 M solution - 200 ml
Price Quantity
$76.00
References
1.Crystallization and preliminary X-ray diffraction analysis of the beta-chain of a T-cell antigen receptor. Boulot, G; Bentley, GA; Karjalainen, K; Mariuzza, RA. J Mol Biol 235, 795- 797, 1994.
2.Crystallization and preliminary X-ray analysis of the atrial natriuretic peptide (ANP) receptor extracellular domain complex with ANP: use of ammonium sulfate as the cryosalt. Kunio S. Misono et al. Acta Cryst. (2003). D59, 1831-1833.
3.Crystal structures of IRAK-4 kinase in complex with inhibitors: A serine/threonine kinase with tyrosine as a gatekeeper. Zhulun Wang et al. Structure 14, 1835-1844, December 2006.
SUPPORT MATERIALS
MSDS for HR2-541
Certificates of Analysis
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