91精品国产自产在线老师啪,青青91,久久高清片,精品国产中文字幕,久久久久久91亚洲精品中文字幕,中文精品久久,国产成人精品亚洲

Date:
 
   
  Benzoyl peroxide
Tert-Butyl peroxybenzoate
Tert-Butyl hydroperoxide
Di-tert-Butyl peroxide
2,4-Dichlorobenzoyl peroxide
2,5-dimethyl-2,5-di(tert...
Sodium Phosphate Tribasic...
Disodium phosphate...
User:
  @yuandachem.com
Password:
          
 

Product Name: Benzoyl peroxide
Alias: Benzoyl peroxide;Dibenzoyl peyoxide:Benzoyl Superoxide
Structural formula:
Molecular formula: C14H10O4
Molecular weight: 242.23
Property: White crystalline powder. Melint point:103-106°C(decompose)slightly soluble in water,ethanol,soluble in aether, acetone, chloroform and benzene,active oxygen:6.62%,decompose at 72 °C(half life period: 10 hours), activation energy:125.6KJ/mol.
Specification: According to quality index, it is divided into reagent grade, food grade and industrial grade;According to appearance it is divided into powder, grain, crystal and paste
Quality standards:
Item Reagent grade Food grade Industrial grade
  Chemical pure   First quality
Content(base on dry product)%°C 98 97 98.2
Water content% 30±2 25-30 27±2
Total chlorosity %≤     0.3
Chloride ion%≤     0.25
Chlorid ≤ 0.1%    
Benzoic acid ≤ 1.5%    
Melting point: °C 103-106    
AS %≤   0.0003  
Heavy metal(base on pb)%≤   0.004  
Pb %≤   0.001  
Use: Mainly used in flour bleaching, grease refinement and plastic sheet aggregation; used in the starting od plastic monomer, curing of polyester and epoxy resin. Also used as catalyst of polyester, epoxy, ion exchange and acrylic resin, used as crosslinking agent.
Packing: 20kg carton lined with PE plastic bag: 5kg×4
<< ORDER                 BACK>>
Home | Company Profile | Products | Styles | User Guide | Order | Contact Us | 中文版
Taizhou Yuanda Chemical Materials Co.,Ltd.Copyright(C)2011 All Rights Reserved.  Supported by ChemNet  ChinaChemNet  Toocle Copyright Notice
微博| 永登县| 遵义县| 平顺县| 龙川县| 三台县| 芦山县| 资源县| 巴林左旗| 黄大仙区| 公主岭市| 邻水| 攀枝花市| 沈阳市| 天等县| 大名县| 全椒县| 潢川县| 宿州市| 盈江县| 许昌市| 孟村| 东台市| 原阳县| 沁水县| 洪湖市| 北辰区| 岐山县| 宁南县| 肇州县| 江川县| 清镇市| 南丹县| 昌平区| 陆川县| 三台县| 临沭县| 新竹市| 资阳市| 托克逊县| 高青县|