译：GB/T 4698.6-1996 Sponge titanium, titanium and titanium alloys—Determination of boron content—Extraction—methylene blue spectrophotometric method

译：GB/T 4698.3-1996 Sponge titanium, titanium and titanium alloys—Determination of silicon content—Molybdenum blue spectrophotometric method

译：GB/T 4698.24-1996 Sponge titanium, titanium and titanium alloys—Determination of nickel content—Dimethylglyoxime spectrophotometric method

译：GB/T 4698.4-1996 Sponge titanium, titanium and titanium alloys—Determination of manganese content—Potassium periodate spectrophotometric method

译：GB/T 5121.10-1996 Copper and copper alloys—Determination of tin content

译：GB/T 4698.8-1996 Sponge titanium, titanium and titanium alloys—Determination of aluminum content—Separation with sodium hydroxide-EDTA complexometric titration method

译：GB/T 4698.9-1996 Sponge titanium, titanium and titanium alloys—Determination of tin content—Potassium iodate titration method

译：GB/T 4698.25-1996 Sponge titanium, titanium and titanium alloys—Determination chlorine content—Silver sulfide spectrophotometric method

译：GB/T 4698.23-1996 Sponge titanium, titanium and titanium alloys—Determination of palladium content—Stannous choride—Potassium iodide spectrophotometric method

译：GB/T 4698.7-1996 Sponge titanium, titanium and titanium alloys—Determination of nitrogen content—Distillation—Nessler reagent spectrophotometric method