If the fewer the remains of sodium sulfite in water sample and the lower the water treatment expenditure are,the better the judge criterion is;cabaltous sulfate catalyzing sodium sulfite is the most applicable deoxidant used for the vapor injection boiler
If the fewer the remains of sodium sulfite in water sample and the lower the water treatment expenditure are,the better the judge criterion is;cabaltous sulfate catalyzing sodium sulfite is the most applicable deoxidant used for the vapor injection boiler
若按处理后水样中亚硫酸钠的残余量和吨水处理费用越少越好为衡量标准，硫酸钴催化亚硫酸钠除氧剂是最适合用作油田注汽锅炉用水除氧的除氧剂。