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Number of entries (Data is updated on a monthly basis): 46674
Weiter Weiter| 27671 - 27680 | 27681 - 27690|27691 - 27700 |Weiter Weiter

GB/T 18310.45-2003

纤维光学互连器件和无源器件 基本试验和测量程序 第2-45部分:试验 浸水耐久性

Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 2-45:Tests--Durability test by water immersion

GB/T 18311.4-2003

纤维光学互连器件和无源器件 基本试验和测量程序 第3-4部分:检查和测量 衰减

Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-4:Examinations and measurements--Attenuation

GB/T 13267-1991

水质 物质对淡水鱼(斑马鱼)急性毒性测定方法

Water quality--Determination of the acute toxicity of substance to a freshwater fish (Brachydanio rerio Hamilton-Buchanan)

GB/T 13268-1991

大气 试验粉尘标准样品 黄土尘

Atmospheric air--Test dust standard sample--Loess dust

GB/T 12166-1990

非平衡电压数字接口电路的电气特性

Electrical characteristics of unbalanced voltage digital interface circuits

GB/T 2423.15-2008

电工电子产品环境试验 第2部分: 试验方法 试验Ga和导则: 稳态加速度

Environmental testing for electric and electronic products - Part 2: Test methods - Test Ga and guidance: Acceleration, steady

GB/T 15072.6-2008

贵金属合金化学分析方法 铂、钯合金中铱量的测定 硫酸亚铁电流滴定法

Test method of precious metal alloys - Determination of iridium contents for platinum, palladium alloys - Electricity titration with ferrous sulfate

GB/T 15072.5-2008

贵金属合金化学分析方法 金、钯合金中银量的测定 碘化钾电位滴定法

Test method of precious metal alloys - Determination of silver content for gold and palladium alloys - Potentionmeter titration with potassium iodide

GB/T 21637-2008

冠状病毒透射电子显微镜形态学鉴定方法

Method of morphological identification of coronavirus by using transmission electron microscopy

GB 19192-2003

隐形眼镜护理液卫生要求

Hygienic standard for contact lens care solution

Number of entries (Data is updated on a monthly basis): 46674
Weiter Weiter| 27671 - 27680 | 27681 - 27690|27691 - 27700 |Weiter Weiter