Guanidine Thiocyanate, Molecular Grade (Guanidinium Thiocyanate)

Guanidine Thiocyanate, Molecular Grade, at high concentrations, is a protein denaturant used most commonly for the isolation of intact RNA due to its ability to inhibit RNase.

Formula Weight: 118.16.

Form: White, crystalline powder.

Properties:

• Purity: ≥99.0%.
• Insolubles: None.
• A₂₈₀ at 6M: ≤0.8.
• A₃₀₀ at 6M: ≤0.1.
• A₃₂₀ at 6M: ≤0.1.
• A₄₁₀ at 6M: ≤0.1.
• Moisture: ≤1%.
• Melting Point: 118–121°C.
• Potassium: ≤50ppm.
• Sodium: ≤0.5%.
• Zinc: ≤1.5ppm.
• Copper: ≤0.5ppm.
• Barium: ≤3ppm.
• Iron: ≤5ppm.