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Unit of measure is \"kg\".", "Language": "en", "Country": "XG", "Code": "CB - Order Information" }, { "Name": "Positioning", "Value": "Substrate for transaminases and glutamate dehydrogenase", "Language": "en", "Country": "XG", "Code": "Positioning" }, { "Name": "Specification", "Value": "Appearance: White to yellowish, crystalline powder
Solubility: Clear, colourless to yellowish solution in water (c=50 mg/mL)
A₄₀₅ (c=50 mg/ml in water, against water): ≤0.050
Melting range: +113 to +117°C
α-Ketoglutaric acid (enzymatic): ≥98%
Water (K. Fischer): ≤1%
NH₄ (enzymatic): ≤0.1%
Heavy metals (as Pb): ≤10 ppm
Bioburden: ≤100 CFU/g
Reaction rates (Glutamate pyruvate transaminase (ALT)): ≥95%
Reaction rates (Glutamate oxalacetate transaminase(AST)): ≥95%
Stability: At +15 to +25°C within specification range for 36 months.", "Language": "en", "Country": "XG", "Code": "Specification" }, { "Name": "Properties", "Value": "CAS Number: 328-50-7
Formula: C₅H₆O₅
Molecular weight: 146.1 D", "Language": "en", "Country": "XG", "Code": "Properties" } ] } } ] }