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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 34247.2-2018 |
Determination of the unsaturation of isobutene-isoprene rubber—Part 2:1H-NMR method 异丁烯-异戊二烯橡胶（IIR）不饱和度的测定-第2部分：核磁共振氢谱法 |
China National Standards rubber—Part |
 English PDF |
| GB/T 34247.1-2017 |
Determination of the unsaturation of isobutene-isoprene rubber—Part 1: Iodometry 异丁烯-异戊二烯橡胶(IIR)不饱和度的测定 第1部分：碘量法 |
China National Standards rubber—Part |
English PDF |
| GB/T 14853.2-2016 |
Pelletized carbon black for rubber—Part 2: Determination of fines content and pellet attrition 橡胶用造粒炭黑 第2部分: 细粉含量和颗粒磨损量的测定 |
China National Standards rubber—Part |
English PDF |
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