GB/T 15057.7-1994
化工用石灰石中氧化铝含量的测定 铬天青S分光光度法
Limestone for chemical industry--Determination of aluminium oxide content--Chromazurol S spectrophotometric method
- 实施日期
- 1995-02-01
- ICS 分类
- 73.080
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 15057.7-1994
Limestone for chemical industry--Determination of aluminium oxide content--Chromazurol S spectrophotometric method
GB/T 15057.6-1994
Limestone for chemical industry--Determination of iron content--Phenanthroline spectrophotometric method
GB/T 15057.5-1994
Limestone for chemical industry--Determination of silicon dioxide content--Molybdenum blue spectrophotometric method
GB/T 15057.2-1994
Limestone for chemical industry--Determination of calcium and magnesium oxides content
GB/T 15059-1994
Method for determining the water expansion and shrinkage of photographic film base
GB/T 15057.4-1994
Limestone for chemical industry--Determination of iron and aluminium oxides content--Gravimetric method
GB/T 15057.3-1994
Limestone for chemical industry--Determination of insoluble matter content of hydrochloric acid--Gravimetric method
GB/T 15057.1-1994
Limestone for chemical industry--Methods of sampling and preparing
GB/T 15057.11-1994
Limestone for chemical industry--Determination of size
GB/T 15057.10-1994
Limestone for chemical industry--Determination of content of loss on ignition--Gravimetric method
GB 15060-2002
Fire extinguishing agent--Ammonium phosphate dry chemical
GB 15058-1994
Reference gasoline(leaded regular)
GB 15092.2-1994
Switches for appliances--Part 2:Particular requirements for cord switches
GB/T 15056-1994
Evaluation method on cast surface roughness
GB/T 15054.5-1994
Miniature screw threads--Limits of sizes
GB/T 15054.4-1994
Miniature screw threads--Tolerances
GB/T 15054.3-1994
Miniature screw threads--Basic dimensions
GB/T 15054.2-1994
Miniature screw threads--General plan
GB/T 15054.1-1994
Miniature screw threads--Profiles
GB/T 15055-1994
Permissible stamping varitions in dimensions without tolerance indication