Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39950-2021 |
Alumina ceramic heat radiating element for LED lamp LED灯用氧化铝陶瓷散热元件 |
China National Standards radiating |
 English PDF |
| GB/T 15489.8-1995 |
Colour filter glass test methods--Resistance UV irradiating stability 滤光玻璃测试方法 耐紫外辐射稳定性 |
China National Standards radiating |
English PDF |
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