Grade: Ultrapure; For Molecular Biology
CAS No.: 593-84-0
Synonym: Guanidinium rhodanide; Guanidinium thiocyanate; Guanidine isothiocyanate
Molecular Formula: C2H6N4S
Molecular Weight: 118.20g/mol
Storage condition: Room temperature
Specification
Standard
Result
Appearance
White crystalline powder
Conform
Assay
≥99.0%
99.5%
Melting Point (°C)
115.0-120.0
116.4-119.8
Solubility (6M)
Clear, colorless solution
Conform
Water Content (%)
≤0.5
Conform
pH (1M aq. )
4.5-7.0
0.4
UV Abs/300nm (6M aq.)
≤0.10
0.038
UV Abs/410nm (6M aq.)
≤0.05
0.010
Ammonium (%)
≤0.05
Conform
Dicyandiamide (%)
≤0.1
Conform
Melamine (%)
≤0.01
Conform
Heavy metals (ppm)
≤5
Conform
Safety Data Sheet
MSDS
AR Grade- The standard Mallinckrodt grade of analytical reagents; suitable for laboratory and general use. Analytical Research Grade chemicals are a very high grade of chemical suitable for the specialist analytical testing carried out in laboratories where a high degree of accuracy is required.
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