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Products > Optimize Reagents > Optimize – Polymers > Pentaerythritol ethoxylate (3/4 EO/OH)
Pentaerythritol ethoxylate (3/4 EO/OH)
Applications
- Crystallization grade Pentaerythritol ethoxylate (3/4 EO/OH) for formulating screens or for optimization
Features
- Sterile filtered solution
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
Description
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Pentaerythritol ethoxylate (3/4 EO/OH)
Synonyms: None
C[CH2(OCH2CH2)nOH]4
Average Mn ~ 270
CAS Number [30599-15-6]
EC Number 500-071-2
Density 1.2 g/mL at 25°C (literature)
Boiling point >300°C (literature)
Refractive index n20/D 1.481
Measured Conductivity Range: 36.1 – 61.3 µS/cm at 25°C
Measured Refractive Index Range: 1.39627 – 1.39719 at 20°C
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Support Material(s)
HR2-743 Pentaerythritol ethoxylate (3/4 EO/OH) SDS Certificate Of Analysis
References
1. Acta Cryst. (2002). D58, 306-309. Pentaerythritol propoxylate: a new crystallization agent and cryoprotectant induces crystal growth of 2-methylcitrate dehydratase. A. M. Gulick, A. R. Horswill, J. B. Thoden, J. C. Escalante-Semerena and I. Rayment.
Hampton Research, first in crystallization since 1991, developing and delivering crystallization and optimization screens, reagents, plates, and other tools for the crystallization of biological macromolecules, including proteins (antibody), peptides (insulin), and nucleic acids (DNA).
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