And rapeseed oil pitch which is the residual mixture in the extraction process to produce 45% sinapinic acid from refined (four-removing) rapeseed oil.
及精炼四脱莱油提取45％的芥酸后的下余物—菜油沥青。
2
Tall oil pitch, which is the residual mixture in the extraction process to produce fatty acid and resin from crude tall oil and is also a by-product of paper-making industry.
本研究系用造纸工业附产品塔尔油，被提取脂肪酸、松香之后下余的混合物—浮油沥青。
3
The residual mixture in the extraction process to produce fatty acid and resin from crude tall oil which is a by-product of paper-making industry, is called tall oil pitch.