Diethanolamine 85%
solution
For further processing only.
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Will be supplied as "Diethanolamine 85%". Unit of measure is "kg".
Diethanolamine 85% material number and pack size: Material Number Pack Size 10201294103 custom fill - Buffer for enzymatic assays of alkaline phosphatase.
- Use Diethanolamine 85% as a buffer in applications that test or use the activity of alkaline phosphatase, such as diagnostic tests for alkaline phosphatase.
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Formula: C4H11O2N
Molecular weight: 105.14 D
Solubility: Miscible with water and ethanol
Suggested pH range: Approximately 10 Appearance: Colorless, clear liquid
Solubility: Miscible with water, ethanol
Refractive index: n 20/D: 1.4575-1.4595
Density: D 20/20: 1.092-1.095
Coloration of sample (against water):
A405: ≤0.043
A405 (10 days at +4°C): ≤0.043
A405 (10 days at +35°C): ≤0.051
Diethanolamine (HClO4 titration): 84.0-86.0%
Thin layer chromatography: Corresponds to reference
Mono-ethanolamine (TLC): ≤0.4%
Fe (calculated on diethanolamine 100%): ≤2 ppm
Heavy metals (as Pb, calculated on Diethanolamine 100%): ≤5 ppm
Water (K. Fischer): 14.0-16.0%
Stability: At +2 to +8°C within specification range 18 months. Store dry. Protect from light. Keep in tightly sealed containers.