Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

108488 Urea

Urea for biochemistry. CAS No. 57-13-6, EC Number 200-315-5.

Urea MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Carbamide, Carbonyl diamide, Diaminomethanone, Carbonyldiamine

View Products on Sigmaaldrich.com
108488
Purchase on Sigma-Aldrich

Overview

Replacement Information

Products

Catalogue NumberPackaging Qty/Pack
1.08488.0250 Plastic bottle 250 g
1.08488.1000 Plastic bottle 1 kg
1.08488.5000 Plastic bottle 5 kg
1.08488.9010 10 kg
1.08488.9020 Plastic drum 20 kg
Description
Catalogue Number108488
SynonymsCarbamide, Carbonyl diamide, Diaminomethanone, Carbonyldiamine
References
Product Information
CAS number57-13-6
EC number200-315-5
Hill FormulaCH₄N₂O
Chemical formulaCO(NH₂)₂
Molar Mass60.05 g/mol
HS Code3105 10 00
Structure formula ImageStructure formula Image
Quality LevelMQ100
Applications
ApplicationUrea for biochemistry. CAS No. 57-13-6, EC Number 200-315-5.
Biological Information
Physicochemical Information
Density1.32 g/cm3 (20 °C)
Melting Point134 °C
pH value7.5 - 9.5 (480 g/l, H₂O, 25 °C)
Vapor pressure<0.1 hPa (25 °C)
Bulk density720 - 760 kg/m3
Solubility1000 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 8471 mg/kg
LD 50 dermalLD50 Rat 8200 mg/kg
Safety Information according to GHS
RTECSYR6250000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at +15°C to +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Purity (DSC (differential scanning calorimetry))≥ 99.5 mol%
Identity (IR-spectrum)passes test
AppearanceColorless crystals or white crystalline powder.
Appearance of solution (100 g/l, water)Clear and colorless.
APHA (5M, water) ≤ 10 APHA
Turbidity (5M, water) ≤ 2.0 NTU
pH (5M, water)
Insoluble matter≤ 0.0005 %
Conductivity (5M, water, 25 °C)≤ 15 µS/cm
Melting point (DSC (differential scanning calorimetry))132 - 135 °C
UV-Absorption (260 nm; 8 mol/l; 1 cm; water)≤ 0.1
UV-Absorption (280 nm; 8 mol/l; 1 cm; water)≤ 0.1
Cyanide (CN)≤ 0.000001 %
Chloride (Cl)≤ 0.0005 %
Sulfate (SO₄)≤ 0.001 %
Heavy metals (as Pb)≤ 0.0004 %
Fe (Iron)≤ 0.00002 %
NH₄ (Ammonium)≤ 0.00001 %
Biuret≤ 0.05 %
Sulfated ash (800 °C)≤ 0.01 %
DNases (Exo- and endonucleases)not detectable
RNasesnot detectable
Global Trade Item Number
Catalogue Number GTIN
1.08488.0250 04022536105406
1.08488.1000 04022536105413
1.08488.5000 04022536105437
1.08488.9010 04022536744650
1.08488.9020 04065265380027