氮化铬铁和高氮铬铁 氮含量的测定 蒸馏-中和滴定法
Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method
2016-06-14
YB/T 4566.1-2016
氮化钒铁 氮含量的测定 惰性气体熔融热导法
Ferrovanadium nitride-Determination of nitrogen content-Tbermal conductimetric metbod after fusion in a current of inert gas