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Creatine Phosphate

disodium salt

For further processing only.

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Order information
Creatine Phosphate material number and pack size:
Material Number Pack Size
10003506103 custom fill
Will be supplied as ''Creatine Phosphate, Disodium Salt''. Unit of measure is ''kg''.
Substrate for creatine kinase (reverse reaction)
Use Creatine Phosphate in diagnostic tests for the determination of creatine kinase, according to the recommendations of the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC).
Molecular weight: 327.2 D (CP: 211.1 D)
Appearance: White crystals
Solubility: Clear, colorless solution in water (c=150 mg/mL), free from fuzz
pH value (c=10 mg/mL in water): 7.7-8.7
Creatine-P-Na2 x 4 H2O (based on value found enzymatically): ≥97%
Creatine-P (enzymatic): ≥63%
Creatine-P (from Porganic): ≥63%
Na (flame photometric): 14±1%
Water (K. Fischer): 22±2%
Porganic (Ptotal- Pi): ≥9.25%
Ptotal: ≥9.25%
Pi (acid labile): ≤0.5%
Pi (Fiske and Subbarow): ≤1.5%
PPi (enzymatic): ≤0.02%
ATP (enzymatic, with hexokinase/G6P-DH): ≤0.002%
Sulfate (qualitative): Negative
Creatine, free: ≤0.5%
Glucose-6-P (enzymatic): ≤0.006%
PEP (enzymatic): ≤0.05%
Pyruvate (enzymatic): ≤0.02%
Kinetic of creatine kinase reaction: Corresponds to standard
Reaction rates (creatine kinase): 95-105%
A334 (c=9 mL/mL water): ≤0.005
A334 (against reaction mixture CK NAC active): ≤0.040
A340 (hydrous solution): ≤0.120
Stability: At +2 to +8°C within specification range for 36 months.