欧美日韩网站,99一级毛片,看全色黄大色黄女片爽直播,狠狠操网址,久热中文在线,成人性爽大片免费看,久久性感视频

Welcome to visit Yunnan Linyuan Perfume Co., Ltd. official website!
Products
Product Name
Current page:Home > Product Name

rosin

Main ingredient:  abietic acid and Rosin acid anhydride。
Appearance: light yellow to yellow brown transparent block
Character:  It has special smell; and is insoluble in water; soluble in ethyl alcohol, diethyl ether, acetone, benzene, carbon disulfide, turpentine, oil, and aqueous alkali.
Uses:  Raw material of various phenolic aldehyde and resin coating; softening agent of regenerated rubber; widely applied in paper making, paint, medical, dyeing, coating and textile industry; with function of moisture proofing, preservative, insulation, emulsifying and adhesive.
Packaging specification: galvanized sheet iron drum (225kg/drum), outer woven inner paper (40kg/bag)
Storage and transportation:  store in cool, dry and ventilated warehouse to keep it away from fire and heat source

 

 
點擊這里給我發(fā)消息
客服
 
 
 
 
云南網(wǎng)監(jiān)電子標識