现行

GB/T 223.34-2000

钢铁及合金化学分析方法 铁粉中盐酸不溶物的测定
Methods for chemical analysis of iron，steel and alloy--The determination of hydrochloric acid-insoluble content of iron powders

2000-10-25

现行

GB/T 223.78-2000

钢铁及合金化学分析方法 姜黄素直接光度法测定硼含量
Methods for chemical analysis of iron，steel and alloy--Curcumin spectrophotometric method for the determination of boron content

2000-10-25

现行

GB/T 223.6-1994

钢铁及合金化学分析方法 中和滴定法测定硼量
Methods for chemical analysis of iron，steel and alloy--The neutralization titrimetric method for the determination of boron content

1994-09-26

现行

GB/T 223.20-1994

钢铁及合金化学分析方法 电位滴定法测定钴量
Methods for chemical analysis of iron，steel and alloy--The fotentiometric titration method for the determination of cobalt content

1994-01-17

现行

ASTM E350-23

Standard Test Methods for Chemical Analysis of Carbon Steel, Low-Alloy Steel, Silicon Electrical Steel, Ingot Iron, and Wrought Iron
碳钢、低合金钢、硅电工钢、钢锭和熟铁化学分析的标准试验方法

2023-11-15

现行

GB/T 223.25-1994

钢铁及合金化学分析方法 丁二酮肟重量法测定镍量
Methods for chemical analysis of iron，steel and alloy--The dimethylglyoxime gravimetric method forthe determination of nickel content

1994-01-17

现行

GB/T 223.52-1987

钢铁及合金化学分析方法 盐酸羟胺-碘量法测定硒量
Methods for chemical analysis of iron，steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content

1987-05-12

现行

GB/T 223.61-1988

钢铁及合金化学分析方法 磷钼酸铵容量法测定磷量
Methods for chemical analysis of iron，steel and alloy--The ammonium phosphomolybdate volumetric method for the determination of phosphorus content

1988-02-05

现行

GB/T 223.28-1989

钢铁及合金化学分析方法 α-安息香肟重量法测定钼量
Methods for chemical analysis of iron，steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content

1989-03-31

现行

GB/T 223.17-1989

钢铁及合金化学分析方法 二安替比林甲烷光度法测定钛量
Methods for chemical analysis of iron，steel and alloy--The diantipyryl methane photometric method for the determination of titanium content

1989-03-31

现行

GB/T 223.32-1994

钢铁及合金化学分析方法 次磷酸钠还原-碘量法测定砷量
Methods for chemical analysis of iron，steel and alloy--The hypophosphite reduction-iodimetric method for the determination of arsenic content

1994-09-26

现行

GB/T 223.47-1994

钢铁及合金化学分析方法 载体沉淀-钼蓝光度法测定锑量
Methods for chemical analysis of iron，steel and alloy--The carrier precipitation-molybdenumblue potometric method for the determination of antimony content

1994-09-26

现行

GB/T 223.18-1994

钢铁及合金化学分析方法 硫代硫酸钠分离-碘量法测定铜量
Methods for chemical analysis of iron，steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content

1994-01-17

现行

GB/T 223.50-1994

钢铁及合金化学分析方法 苯基荧光酮-溴化十六烷基三甲基胺直接光度法测定锡量
Methods for chemical analysis of iron，steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content

1994-09-26

现行

GB/T 223.19-1989

钢铁及合金化学分析方法 新亚铜灵-三氯甲烷萃取光度法测定铜量
Methods for chemical analysis of iron，steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content

1989-03-31

现行

GB/T 223.53-1987

钢铁及合金化学分析方法 火焰原子吸收分光光度法测定铜量
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content

1987-05-12

现行

GB/T 223.62-1988

钢铁及合金化学分析方法 乙酸丁酯萃取光度法测定磷量
Methods for chemical analysis of iron，steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content

1988-02-05

现行

GB/T 223.76-1994

钢铁及合金化学分析方法 火焰原子吸收光谱法测定钒量
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of vanadium content

1994-01-18

现行

GB/T 223.22-1994

钢铁及合金化学分析方法 亚硝基R 盐分光光度法测定钴量
Methods for chemical analysis of iron，steel and alloy--The nitroso-R-salt spectrophotometric method for the determination of cobalt content

1994-01-17

现行

GB/T 223.77-1994

钢铁及合金化学分析方法 火焰原子吸收光谱法测定钙量
Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of calcium content

1994-01-18