91看片免费在线观看,黄色av国产,国产精品免费看久久久8精臀av,热99re久久免费视精品频软件,中文字幕不卡第一页最新,韩国少妇xxxx搡xxxx搡,亚洲国产xxxx

ProductsYour location : Products

Urea

Brand: Xiangjiang Brand
Molecular formula: CO(NH2)2
Chemical name: Carbamide; Urea solution; Urea, USP Grade Carbamide, USP Grade; Urea, MB Grade (1.12007); Urea (Medical); Urea-12C; 10-Hydroxy-2-trans-Decenoic Acid; Carbonyl diamine; Sulfur coated urea
Uses: as fertilizer in agriculture; as material of plastic, resin, coating and drugs in industry


[ Back ]

QR code
歡迎給我們留言 關閉
姓名:
電話:
E-mail:
內容:
 
顯示在線留言