disodium salt, dihydrate
For further processing only.
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α-Ketoglutarate (2-Oxoglutarate) material number and pack size: Material Number Pack Size 10040584103 custom fill
Additional formulation: Crystallized free acid, Catalog No. 10 156 736 103
- Substrate in enzymatic reactions with glutamate dehydrogenase or transaminases
- Use α-Ketoglutarate in a variety of diagnostic tests, such as for the determination of glutamate dehydrogenase, ammonia, alanine- and aspartate aminotransferases and urea. The dihydrate formulation is well suited for dry chemistry tests.
Molecular weight: 226.1 D (α-KG: 146.1 D) Appearance: White to yellowish, crystalline powder
Solubility: Clear, colourless to yellowish solution in water, pH 7.3 (c=200 mg/mL)
A405 (against water): ≤0.020
α-Ketoglutarate, salt (based on value found enzymatically): ≥97%
α-Ketoglutarate, free acid (enzymatic): ≥63%
Na (flame photometric): 20.5±1%
Water (K. Fischer): 15±2%
Heavy metals (as Pb): ≤20 ppm
Stability: At +15 to +25°C within specification range for 24 months.