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硬脂酸钠
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硬脂酸钠
Sodium stearate is a common organic sodium salt widely applied in rubber and plastic processing. It acts as a surfactant, 乳化剂, and stabilizer, improving the flowability of plastics and enhancing their processing performance. In rubber production, it reduces mold adhesion and enhances the surface quality of products while improving the heat and weather resistance of plastics.
| 项目 | 单位 | Standard Index |
| 出现 | / | 白色粉末 |
| Hard Fatty Acid Content | % | ≥99.0 |
| Free Acid | % | 0.28-1.2 |
| 干燥失重 | % | ≤5.0 |
| 细 | % | ≥99.0 (通过 200 网) |
| 淀粉 | / | 20kg/袋 |
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