GB/T 8654.6-1988
金属锰化学分析方法 盐酸联氨-碘量法测定硒量
Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content
- 实施日期
- 1989-02-01
- ICS 分类
- 77.080
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 70,494 条
GB/T 8654.6-1988
Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content
GB/T 223.63-1988
Methods for chemical analysis of iron,steel and alloy--The sodium (potassium) periodate photometric method for the determination of manganese content
GB/T 223.3-1988
Methods forchemical analysis of iron,steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content
GB/T 223.62-1988
Methods for chemical analysis of iron,steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content
GB/T 223.61-1988
Methods for chemical analysis of iron,steel and alloy--The ammonium phosphomolybdate volumetric method for the determination of phosphorus content
GB/T 704-1988
Dimensions,shape,weight and tolerances for hot-rolled flats
GB 8702-1988
Regulations for electromagnetic radiation protection
GB/T 8608-1988
Low gluten wheat flour
GB/T 8607-1988
High gluten wheat flour
GB/T 8617.3-1988
Technical parameters and measuring methods for FM broadcasting coder--Two programs
GB/T 8617.2-1988
Technical parameters and measuring methods for FM broadcasting coder--Supplementary channel
GB/T 8617.1-1988
Technical parameters and measuring methods for FM broadcasting coder--Stereophonic
GB/T 8602-1988
Rough-rolled tyres for railway
GB/T 8601-1988
Rolled solid wheels for railway
GB 8600-1988
Inspecting method for sterilizing effect of automated autoclave sterilizer
GB 8599-1988
Specifications for automated autoclave sterilizer
GB/T 3720-1988
Optical length measuring instruments--Basicparameters
GB/T 8565.2-1988
Information processing--Coded character sets for text communication--Part 2:Graphic character sets
GB/T 8565.1-1988
Information processing--Coded character sets for text communication--Part 1:General introduction
GB/T 8578-1988
Intermediate frequency of FM receivers