GB/T 6909-2008
锅炉用水和冷却水分析方法 硬度的测定
Analysis of water used in boiler and cooling system - Determination of hardness
- 实施日期
- 2008-09-01
- ICS 分类
- 71.040.40
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 6909-2008
Analysis of water used in boiler and cooling system - Determination of hardness
GB/T 6908-2008
Analysis of water used in boil and cooling system-Determination of electrical conductivity
GB/T 6904-2008
Water used in industrial circulating cooling system and boiler - Determination of pH
GB/T 21541-2008
Chlorinated methanes for industrial use - Determination of purity - Gas chromatography
GB/T 21525-2008
Inorganic chemical products for industrial use - General method for determination of magnesium content by complexation titration
GB/T 16632-2008
Determination of scale inhibition performance of water treatment agents - Calcium carbonate precipitation method
GB/T 15453-2008
Water for industrial circulating cooling system and boiler - Determination of chloride
GB/T 14422-2008
Analysis of water used in boiler and cooling system - Determination of benzotriazole
GB/T 10656-2008
Analysis of water used in boiler and cooling system - Determination of zinc - Zincon spectrophotometry
GB/T 6371-2008
Surface active agents - Textile auxiliaries - Determination of detergency
GB/T 6369-2008
Surface active agents - Determination of emulsifying power - Colorimetric method
GB/T 19104-2008
Peracetic acid solution
GB/T 21535-2008
Dangerous chemicals - Terms of explosives
GB 21553-2008
Fireworks and firecracker - Rockets (Product of aerial)
GB 21552-2008
Fireworks and firecracker - Black powder banger (Product of firecracker)
GB 21549-2008
Laboratory glassware - Safe requirement of heat resisting glassware
GB 21555-2008
Fireworks and firecrackers - Product of Aerial - Double - bang firecracker
GB/T 13579-2008
Tyre shaping and curing press
GB/T 15000.3-2008
Directives for the work of reference materials - Reference materials - General and statistical principles for certification
GB/T 14571.4-2008
Ethylene glycol for industrial use - Determination of ultraviolet transmittance - Ultraviolet spectrophotometric method