Chill Buckets

Kappa is now PR1MA™ - Same great product, new name
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PR1MA™  Nystatin

CAS Number: 1400-61-9
Molecular Weight: 926.1
Chemical Formula: C₄₇H₇₅NO₁₇
Solubility: DMSO
Storage Temperature: 2-8°C


Polyene antifungal antibiotic produced by Streptomyces noursei.

Research or further manufacturing use only, not for food or drug use.

• Appearance: Yellow to light tan powder
• Crystallinity: Pass Test
• Identification: Pass Test
• Loss on Drying: ≤ 5.0 %
• pH @25 °C: 6.0 - 8.0
• Potency (Assay): ≥ 4400 U/mg
• Suspendability: Pass Test
• Residual Solvent (n-butanol): ≤ 1000 ppm
• Residual Solvent (Methanol): ≤ 3000 ppm
• Residual Solvent (Acetone): ≤ 5000 ppm
• Residual Solvents: The following Class 1,2, or 3 Solvents may be present in this product. All comply with the limits prescribed in the current USP.