N

Naphthalene Refined 精萘
Nickel Sulphate 硫酸鎳
Nitric Acid 硝酸
N,N-Dimethyl Phosphate 二甲基乙醯胺
NNA (Naphthalene Acetic Acid) 萘乙酸
Nonyl Phenol Ethoxylate 非離子介面活性劑
NPK Compound Fertilizer 氮磷鉀複合肥料