GB 1256-1990
工作基准试剂(容量) 三氧化二砷
Working chemical--Arsenic trioxide
- 实施日期
- 1991-12-01
- ICS 分类
- 71.040.30
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。
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GB 1256-1990
Working chemical--Arsenic trioxide
GB 12594-1990
Working chemical--Potassium bromate
GB 12595-1990
Working chemical--Silver nitrate
GB 12602-1990
Lifting appliances--Safety devices against overloading--Safety technology code
GB 12597-1990
Working chemical--Benzoic acid
GB 12596-1990
Working chemical--Calcium carbonate
GB 199-1990
Rapid harding portland cement
GB/T 387-1990
Dark petroleum products--Determination of sulphur content--Tubular oven method
GB/T 12582-1990
Liquid hydrocarbons--Determination of electrical conductivity--Precision meter
GB/T 12580-1990
Inhibited mineral insulating oils--Determination of oxidation stability
GB/T 12578-1990
Lubricating oils--Determination of flow ability--U-tube method
GB/T 12577-1990
Refrigerator oils--Determination of floc point
GB/T 12575-1990
Liquid fuel oils--Determination of vanadium content--Flameless atomic absorption spectroscopic method
GB/T 12574-1990
Jet fuels--Determination of total acid number
GB/T 12616-1990
120 deg flush head break mandrel closed end blind rivets
GB/T 12615-1990
Mushroom head break mandrel closed end blind rivets
GB/T 12617-1990
120 deg flush head break mandrel blind rivets
GB/T 12618-1990
Mushroom head break mandrel blind rivets
GB 12573-1990
Sampling method of cement
GB/T 12565-1990
Semiconductor devices--Sectional specification for optoelectronic devices