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4761+ standards in database

4761 result(s) found

GB/T 6150.20-2025 Active

钨精矿化学分析方法 第20部分:汞含量的测定 固体进样直接测定法

Methods for chemical analysis of tungsten concentrates—Part 20:Determination of mercury content一Solid sampling and direct mercury analysis method

ICS: 77.120.99
2025-08-01
GB/T 6150.19-2025 Active

钨精矿化学分析方法 第19部分:氟含量的测定 离子选择电极法

Methods for chemical analysis of tungsten concentrates—Part 19:Determination of fluoride content—Ion selective electrode method

ICS: 77.120.99
2025-08-01
GB/T 23595.4-2025 Active

LED用稀土荧光粉试验方法 第4部分:高温高湿性能的测定

Test methods of rare earth phosphors for LED—Part4: Determination of high temperature and high humidity property

ICS: 77.120.99
2025-08-01
GB/T 1480-2025 Active

金属粉末 干筛分法测定粒度

Metallic powders—Determination of particle size by dry sieving

ICS: 77.160
2025-08-01
GB/T 23595.3-2025 Active

LED用稀土荧光粉试验方法 第3部分:色品坐标的测定

Test methods of rare earth phosphors for LED—Part 3: Determination of chromaticity coordinates

ICS: 77.120.99
2025-08-01
GB/T 23595.1-2025 Active

LED用稀土荧光粉试验方法 第1部分:光谱的测定

Test methods of rare earth phosphors for LED—Part1: Determination of spectrum

ICS: 77.120.99
2025-08-01
GB/T 13748.24-2025 Active

镁及镁合金化学分析方法 第24部分:痕量杂质元素的测定 辉光放电质谱法

Methods for chemical analysis of magnesium and magnesium alloys─Part 24: Determination of trace impurity elements contents─Glow discharge mass spectrometry

ICS: 77.040.30
2025-08-01
GB/T 45126-2025 Active

钢渣碳酸化固定二氧化碳含量的测定方法

Determination of carbon dioxide content of steel slag during carbonation fixation

ICS: 77.140.99
2025-08-01
GB/T 23595.8-2025 Active

LED用稀土荧光粉试验方法 第8部分:高压加速老化性能的测定

Test methods of rare earth phosphors for LED—Part 8: Determination of pressure cooker test property

ICS: 77.120.99
2025-08-01
GB/T 23595.7-2025 Active

LED用稀土荧光粉试验方法 第7部分:热猝灭性能的测定

Test methods of rare earth phosphors for LED—Part 7: Determination of thermal quenching

ICS: 77.120.99
2025-08-01
GB/T 23595.2-2025 Active

LED用稀土荧光粉试验方法 第2部分:相对亮度的测定

Test methods of rare earth phosphors for LED—Part 2: Determination of relative brightness

ICS: 77.120.99
2025-08-01
GB/T 45130-2025 Active

氧化锌铝靶材

Zinc-aluminium oxide target

ICS: 77.150.60
2025-08-01
GB/T 45327-2025 Active

富锂铁酸锂

Lithium-rich lithium iron oxide

ICS: 77.160
2025-09-01
GB/T 45324-2025 Active

锂离子电池正极材料粉末电阻率的测定

Determination of powder resistivity for cathode materials of lithium ion battery

ICS: 77.160
2025-09-01
GB/T 45338-2025 Active

热等静压致密化处理通则

General principle for hot isostatic pressing densification

ICS: 77.160
2025-09-01
GB/T 45329-2025 Active

点火电极用贵金属及其合金加工材

Precious metals and their alloys wrought for ignition electrodes

ICS: 77.150.99
2025-09-01
GB/T 45339-2025 Active

热等静压钛合金件通用技术规范

General technical specification for the titanium alloy parts by hot isostatic pressing

ICS: 77.160
2025-09-01
GB/T 45330-2025 Active

锂离子电池正极材料 水分含量的测定 卡尔费休库伦法

Cathode materials for lithium ion batteries—Determination of water content—Carl fisher coulomb method

ICS: 77.160
2025-09-01
GB/T 45326-2025 Active

超粗晶粒硬质合金工程齿

Extra coarse grain cemented carbide tips for engineering

ICS: 77.160
2025-09-01
GB/T 45328-2025 Active

碳酸锂、单水氢氧化锂、氯化锂中磁性异物金属颗粒的测定 洁净度仪测试法

Determination of magnetic foreign metal particles in lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Cleanliness meter test method

ICS: 77.040.99
2025-09-01
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