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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''.
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Overview
Substrate for creatine kinase (reverse reaction)
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Application
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).
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Specification
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.