久久久久国产精品__国产裸体美女永久免费无遮挡__国产精品人人做人人爽人人添__国产超碰人人模人人爽人人添__国产女人18毛片水真多18精品__国产伦精品一区二区三区妓女__色综合天天综合网国产成人网__国产又粗又猛又黄又爽无遮挡__国内精品国产成人国产三级__国产精品久久久久久亚洲影视__国产成人精品AA毛片__国产又黄又硬又粗__国产CHINESEHDXXXX宾馆TUBE

Sales Tel:
+86-530-3205777


Vulcanization accelerator DM (MBTS)

Chemical name: 2'-Dibenzothiazole Disulfide 
Molecular formula : C14H8N2S4 
Structure Formula : 

CAS NO: 120-78-5 
Quality standard (GB/T11408-2013) 
Item
Top-grade
First grade
Qualified product
Appearance
white or yellowish powder, granular
Initial Melting point, ℃≥
170.0
166.0
162.0
Loss on heat, % ≤
0.30
0.40
0.50
Ash, % ≤
0.30
0.50
0.70
Residue on screen(149um), % ≤
0.0
0.1
0.1
(note: Residue on screen only for powder ) 
Properties: white or light yellow powder with slight bitter taste, Density 1.45-1.54, soluble in chloroform, partly soluble in benzene, ethanol, carbon tetrachloride, insoluble in gasoline, water and ethyl ethanol, and stable under storing conditions.
Application: used in tyre, rubber pipe, rubber shoes, rubber tape. 
Package: plastic woven bag or paper-plastic laminated bag, 20kg/bag.




  Previous product: Vulcanization accelerator CZ (CBS)
  Next product: Vulcanization accelerator M (MBT)

久久久久国产精品__国产裸体美女永久免费无遮挡__国产精品人人做人人爽人人添__国产超碰人人模人人爽人人添__国产女人18毛片水真多18精品__国产伦精品一区二区三区妓女__色综合天天综合网国产成人网__国产又粗又猛又黄又爽无遮挡__国内精品国产成人国产三级__国产精品久久久久久亚洲影视__国产成人精品AA毛片__国产又黄又硬又粗__国产CHINESEHDXXXX宾馆TUBE