GB/T 4333.6-1988
硅铁化学分析方法 二苯基碳酰二肼光度法测定铬量
Methods for chemical analysis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content
- 实施日期
- 1990-01-01
- ICS 分类
- 77.100
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/T 4333.6-1988
Methods for chemical analysis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content
GB/T 4333.8-1988
Methods for chemical analysisof ferrosilicon--The atomic absorption spectrometric method for the deter-mination of calcium content
GB/T 3653.3-1988
Methods for chemical analysis of ferroboron--The perchloric acid dehydration-gravimetric method for the determination of silicon content
GB/T 9946-1988
Dimensions,shape,weight and tolerances for hot-rolled L-sectional steel
GB/T 9788-1988
Hot-rolled unequal-leg angle steel--Dimensions,shape,weight and tolerances
GB/T 9787-1988
Hot-rolled equal-leg angle steel--Dimensions,shape,weight and tolerances
GB/T 707-1988
Hot-rolled channel steel--Dimensions,shape,weight and tolerances
GB/T 706-1988
Hot-rolled beam steel--Dimensions,shape,weight and tolerances
GB/T 1474-1988
Lead and lead-antimony alloy wire
GB/T 1473-1988
Lead and lead-antimony alloy rod
GB/T 1471-1988
Lead plate for anode
GB/T 709-1988
Dimensions,shape,weight and tolerances for hot-rolled plates and sheets
GB/T 708-1988
Dimensions,shape,weight and tolerances for cold-rolled plates and sheets
GB/T 8756-1988
Collection of metallographs on defects of crystallinegermanium
GB/T 8755-1988
Collection of metallographs on titanium and titanium alloy terms
GB/T 2104-1988
Steel wire ropes--Packing,marking and certificate--General requirements
GB/T 2103-1988
General provisions for checking,packing,marking and quality certification of steel wire
GB/T 2102-1988
Acceptance,packing,marking,and certification of pipe
GB/T 7731.10-1988
Methods for chemical analysis of ferrotungsten--The infrared absorption method for the determination of carbon content
GB/T 4702.14-1988
Methods for chemical analysisof chromium metal--The infrared absorption method for the determination of carbon content