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 20671.1-2006
Classification system and test methods for nonmetallic gasket materials - Part 1: Standard classification system for nonmetallic gasket materials
GB/T 20671.11-2006
Classification system and test methods for nonmetallic gasket materials - Part 11: Standard practice for determining resistance of synthetic polymeric materials to fungi
GB/T 20671.10-2006
Classification system and test methods for nonmetallic gasket materials - Part 10: Standard practice for evaluating thermal conductivity of gasket materials
GB/T 20491-2006
Steel slag powder used for cement and concrete
GB/T 5195.10-2006
Fluorspar―Determination of iron content―1,10-phenanthroline spectrophotometric method
GB/T 5195.1-2006
Fluorspar―Determination of calcium fluoride content
GB/T 5195.3-2006
Fluorspar―Determination of loss in mass at 105℃―Gravimetric method
GB/T 5195.5-2006
Fluorspar―Determination of total sulfur content―The iodometric method after combustion
GB/T 5195.2-2006
Fluorspar―Determination of carbonate content
GB/T 5195.4-2006
Fluorspar―Determination of sulfide content―Iodometric method
GB/T 5195.8-2006
Fluorspar―Determination of silicon dioxide content
GB/T 5195.6-2006
Fluorspar―Determination of phosphorus content
GB/T 5195.11-2006
Fluorspar―Determination of manganese content―The periodate spectrophotometric method
GB/T 17513-1998
Realgar and orpiment
GB/T 1873-1995
Phosphate rock and concentrate--Determination of silicon dixide content--Gravimetric and volumetric methods
GB/T 1871.3-1995
Phosphate rock and concentrate--Determination of aluminium oxide content--Volumetric and spectrophotometric methods
GB/T 1871.2-1995
Phosphate rock and concentrate--Determination of iron oxide content--Volumetric and spectrophotometric methods
GB/T 1871.1-1995
Phosphate rock and concentrate--Determination of phosphrous pentoxide content--Quinoline phosphomolybdate gravimetric and volumetric methods
GB/T 1870-1995
Phosphate rock and concentrate--Determination of moisture content--Gravimetric method
GB/T 13551-1995
Phosphate rock and concentrate--Determination of cadmium oxide content--Flame atomic absorption spectrometric method