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Urea ( 尿素 )

产品名称: Urea ( 尿素 )
产品型号: 1084870500,1084871000,1084875000,1084879025
产品展商: MERCK
产品文档: 无相关文档

简单介绍

Urea ( 尿素 )为创赛集团品质提供Merck系列产品,可查询Urea ( 尿素 ) 价格,同系列Urea ( 尿素 )国内现货,可提供定合成服务。提供型号,性能指标等技术资料。提供Urea ( 尿素 )MSDS/COA/SPEC等技术资料。欢迎来电洽谈选购,更多产品请登录www.canspecsci.com


Urea ( 尿素 )  的详细介绍
产品名称:Urea ( 尿素 )
产品货号:1084870500,1084871000,1084875000,1084879025
产品包装:Plastic bottle/Plastic bottle/Plastic bottle/Fibre carton
产品规格: 500 g/1kg/5kg/25kg


产品信息
Grade ACS,Reag. Ph Eur
Hill Formula CH4N2O
Chemical formula CO(NH2)2
HS Code 3105 10 00
EC number 200-315-5
Molar mass 60.06 g/mol
CAS number 57-13-6
化学及物理数据
Solubility 590 g/l (20 °C)
Melting point 133 °C
Molar mass 60.06 g/mol
Density 1.34 g/cm3 (20 °C)
Bulk density 720 - 760 kg/m3
pH value 9 (100 g/l, H2O, 20 °C)
Vapor pressure < - 0.1 hPa (20 °C)
**标示
RTECS YR6250000
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly water endangering
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.
毒物学数据
LD 50 oral LD50 rat 8471 mg/kg
LD 50 dermal LD50 rat 8200 mg/kg
分类
Assay
- ex N
99.0 - 100.5 %
- ex N, calc. on dried substance 99.0 - 101.5 %
Purity (DSC (differential scanning calorimetry)) ≥ 99.5 %
Identity (IR-spectrum) passes test
Appearance of solution
- 10 %; Wasser; colour
colourless
- 10 %; Wasser; clarity clear
In water insoluble matter ≤ 0.003 %
Acidity, Alkalinity ≤ 0.0005 meq/g
Melting point (DSC) 132 - 134 °C
NH4 (Ammonium) ≤ 0.0500 %
Chloride (Cl) ≤ 0.0005 %
Sulfate (SO4) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0004 %
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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