There were no apparent different effects between using ferrous sulfate and using ferrous ammonium sulfate, the former was much cheaper and no secondary pollution.
用硫酸亚铁的效果与用硫酸亚铁胺的效果相差不大，且前者价格便宜，使用中不会造成二次污染；
G4265 , G4265S, GZ4265column horizontal band saw machine is mainly used to cut various ferrous metals and no-ferrous metals.
GZ4265立柱卧式带锯床，主要用于锯切各种黑色金属、有色金属。
The result showed that by using chemical cleaning media to prevent autoignition of ferrous sulfide, the effect is obviously good with no corrosion, no pollution, and simple and quickly.
应用结果表明：选择化学清洗预防硫化亚铁自燃，效果明显，且无腐蚀、无污染，简单、快捷。
It has passed salt fog inspection of state non ferrous metal & electronic material test center (inspection report No. : 2006002736E).
已通过国家有色金属及电子材料测试中心的盐雾检测（检测报告编号：2006002736E）。
"NO rust 705" is a medium to long-term rust preventive for all ferrous and cuprous metals, which also possesses excellent water displacement property and anti-salted property.
NoRust 705是一中至长期防锈剂，适用于所有铁类金属、铜金属及其合金，同时具有极优良的水份驱替性和抗盐雾性能。
"NO rust 705" is a medium to long-term rust preventive for all ferrous and cuprous metals, which also possesses excellent water displacement property and anti-salted property.
NoRust 705是一中至长期防锈剂，适用于所有铁类金属、铜金属及其合金，同时具有极优良的水份驱替性和抗盐雾性能。
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