Item | Specification |
Appearance | Colorless clear viscous liquid, no visual foreign matter, odorless |
1,3-butylene glycol content | ≥99.5% |
Water content | ≤0.5% |
Color (Po-Co) | ≤10 |
Relative density (20ºC/ 20ºC, g/cm3) | 1.004-1.007 |
Refractive index (20ºC) | 1.4390-1.4410 |
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