Grade: Ultrapure; For Molecular Biology CAS No.: 50-01-1 Synonym: Aminomethanamidine hydrochloride; Aminoformamidine hydrochloride; Guanidinium chloride Molecular Formula: CH5N3·HCl Molecular Weight: 95.53g/mol Storage condition: Room temperature Specification Standard Result Appearance White crystal Conform Assay ≥99.0% 99.66% Melting Point (°C) 180-185 182.3-183.7 Loss on drying (%) ≤0.3 0.08 Water Insoluble (%) ≤0.02 Conform pH (4% aq. ) 4.5-6.0 5.78 UV Abs/260nm (55% aq.) ≤0.04 0.015 UV Abs/280nm (55% aq.) ≤0.02 0.009 Ammonium (%) ≤0.05 Conform Dicyandiamide (%) ≤0.1 Conform Melamine (%) ≤0.01 Conform Iron (ppm) ≤0.1 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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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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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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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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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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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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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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Fully programmable Precise temperature control for heating and cooling Temperature setting range: 0-100°C Real-time display of speed, temperature and time Excellent mixing (200-1500rpm) Quick interchange of blocks without tools and automatic block recognition Compatible with most popular tubes Block equipped with a lid for heat preservation Temperature self-calibration One heating block is included, please choose: 18900402: 1.5mL tube holder, 24 wells 18900403: 2ml tube holder, 24 wells Product Video Functions Heating, cooling & mixing Temperature range [℃] Below room temp 15-100 Temperature setting range[℃] ±0.5 Temperature control accuracy@20-45 [℃] ±0.5 Power [W] 200 Time setting range 0min~99h30min Max Heating speed 5.5℃/min Max Cooling speed 5℃/min (100℃-room temp) 0.5 ℃/min (below room temp) Mixing Speed [rpm] 200-1500 Mixing orbit [mm] 3 Display TFT Program 9 Overheating protection [℃] 150 Voltage, Frequency 110/220V, 50/60Hz Dimension [mm] 200 x 235 x 120 Weight [kg] 7.3 Operating temperature [℃] 10-40 Operating humidity [%RH] <80  

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Grade: AR; For Molecular Biology CAS No.: 7365-45-9 Synonyms: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid Formula: C8H18N2O4S Molecular Weight: 238.30g/mol Storage Condition: Room temperature Specification Result Assay 99.8% Loss of drying 0.26% pH (1.0% aqueous ) 4.7-6.0 Solubility (1M aqueous) Clear, colorless Heavy metals ≤5ppm Iron ion (Fe3+) ≤5ppm Sulfate ion (SO42-) ≤10ppm Ultraviolet Absorbance (0.1M aqueous) A280≤0.04 A280≤0.03 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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Grade: AR; For Molecular Biology CAS No.: 7365-45-9 Synonyms: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid Formula: C8H18N2O4S Molecular Weight: 238.30g/mol Storage Condition: Room temperature Specification Result Assay 99.8% Loss of drying 0.26% pH (1.0% aqueous ) 4.7-6.0 Solubility (1M aqueous) Clear, colorless Heavy metals ≤5ppm Iron ion (Fe3+) ≤5ppm Sulfate ion (SO42-) ≤10ppm Ultraviolet Absorbance (0.1M aqueous) A280≤0.04 A280≤0.03 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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