Merck 108487 1000 Urea Gr for Analyasis Acs 1 KG.

Merck 108487 1000 Urea Gr for Analyasis Acs 1 KG.

84.72 ( KDV Dahil )

GR for analysis ACS,Reag. Ph Eur

Stok kodu: 108487.1000 Kategoriler: ,

Açıklama

Description
Catalogue Number 108487
Replaces UX0065-1
Synonyms Carbamide, Carbonyl diamide, Diaminomethanone, Carbonyldiamine

Product Information
CAS number 57-13-6
EC number 200-315-5
Grade ACS,Reag. Ph Eur
Hill Formula CH₄N₂O
Chemical formula CO(NH₂)₂
Molar Mass 60.05 g/mol
HS Code 3105 10 00
Structure formula Image Structure formula Image
Quality Level MQ200

Physicochemical Information
Density 1.32 g/cm3 (20 °C)
Melting Point 134 °C
pH value 7.5 – 9.5 (480 g/l, H₂O, 25 °C)
Vapor pressure <0.1 hPa (25 °C)
Bulk density 720 – 760 kg/m3
Solubility 1000 g/l

Toxicological Information
LD 50 oral LD50 Rat 8471 mg/kg
LD 50 dermal LD50 Rat 8200 mg/kg

Safety Information according to GHS
RTECS YR6250000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 3
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.

Storage and Shipping Information
Storage Store at +15°C to +25°C.

Specifications
Assay (ex N) 99.0 – 100.5 %
Assay (ex N, calc. on dried substance) 99.0 – 101.5 %
Purity (DSC (differential scanning calorimetry)) ≥ 99.5 mol%
Identity (IR-spectrum) passes test
Appearance of solution (10 %; Wasser; color) colourless
Appearance of solution (10 %; Wasser; clarity) clear
In water insoluble matter ≤ 0.003 %
Acidity, Alkalinity ≤ 0.0005 meq/g
Melting point (DSC) 132 – 135 °C
NH₄ (Ammonium) ≤ 0.0500 %
Chloride (Cl) ≤ 0.0005 %
Sulfate (SO₄) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0004 %
Heavy metals (ACS) ≤ 0.001 %
Biuret ≤ 0.05 %
Sulfated ash (600 °C) ≤ 0.005 %
Cu (Copper) ≤ 0.0001 %
Fe (Iron) ≤ 0.0001 %
Pb (Lead) ≤ 0.0002 %
Loss on Drying (105 °C) ≤ 1.0 %
Corresponds to ACS, Reag. Ph Eur
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