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l 基礎用油l 黏度調整劑,潤滑劑
外觀.................................................................................黃色液體
色相,GARDNER (MAX)....................................................... 10
黏度,cst@50℃...............................................................250±30
酸價,mg.KOH/g ………………………… 53±2.5
水分,%(MAX)........................................................................ 0.5
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