Langfang Naco New Material(Chemical Reagent Department)
Professional production base of general chemical reagent and pharmaceutical accessories
Hotline:+86-15186315627
Products
Products
Urea

Urea

Molecular formula: CH4N2O
Molecular weight: 60.06
Properties: White column or white powder. Melting point is 132.7℃ (breaks down). Soluble in water, ethyl alcohol and benzene, slightly soluble in ether, insoluble in trichloromethane.
Uses: As analytical reagent and stabilzier. It can be used in organic synthesis.
Standard: The maximum content of impurities is in percentage content

Standard/item

Analytical pure-AR

Chemical pure-CP

Assay /%

≥99.0

≥99.0

Clarity test

Qualified

Qualified

Water insoluble matter/%

≤0.005

≤0.02

Ignition residue (Sulfate)

≤0.01

≤0.02

Chloride(Cl)

≤0.0005

≤0.001

Sulfate(SO4)

≤0.001

≤0.005

Ammonia (NH4)

≤0.005

≤0.005

Iron (Fe)

≤0.0002

≤0.0005

Heavy metal(Pb)

≤0.0002

≤0.0005

Biuret (C2H5N3O2)

≤0.2

≤0.4

Packing: Woven bag, kraft bag or fiber drum lined with plastic, net weight is 25kg.

Back

WeChat
Contact Us
Copyright (C) 2020, Langfang Naco new material Technology Co., LTD All Rights Reserved.Supported by ChemNet ChinaChemNet Toocle Copyright Notice
 
点击这个地方给我发消息
客服一
点击这个地方给我发消息
客服二
点击这个地方给我发消息
客服三
 
 
 
 

仁盛网络技术解决方案