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醋酸纖維素
英文名:Cellulose acetate
Cas號:9004-35-7
Cas號:9004-35-7
檢測信息查詢
| 貨號 | 規(guī)格 | 貨期 | 庫存 | 價(jià)格 | 促銷價(jià) | 訂購 |
| 13081045374-100g | TLC、柱層析專用 | 現(xiàn)貨 | 2 | ¥45 | ||
| 13081045374-250g | TLC、柱層析專用 | 現(xiàn)貨 | 2 | ¥83 | ||
| 13081045374-500g | TLC、柱層析專用 | 2-3天 | 0 | ¥158 | ||
| 13081045373-250g | 乙酰32.0 wt %,羥基8.7 wt % | 2-3天 | 0 | ¥106 | ||
| 13081045373-1kg | 乙酰32.0 wt %,羥基8.7 wt % | 2-3天 | 0 | ¥396 | ||
| 13081045372-250g | 乙酰39.5 wt %,羥基4.0 wt % | 2-3天 | 0 | ¥99 | ||
| 13081045372-1kg | 乙酰39.5 wt %,羥基4.0 wt % | 2-3天 | 0 | ¥375 | ||
| 13081045371-250g | 乙酰39.8 wt % ,羥基3.5 wt % | 現(xiàn)貨 | 5 | ¥105 | ||
| 13081045377-500g | 乙酰39.8 wt % ,羥基3.5 wt % | 現(xiàn)貨 | 0 | ¥180 | ||
| 13081045371-1kg | 乙酰39.8 wt % ,羥基3.5 wt % | 2-3天 | 0 | ¥649 |
| 別 名 | 乙酸纖維素,纖維素醋酯,二乙酰纖維素 Acetylcellulose MCA |
| Cas號 | 9004-35-7 |
| M D L | MFCD00081496 |
| 分子式 | |
| 分子量 | |
| 產(chǎn)品參數(shù) | 乙酰:40%,羥基2%:
外觀Appearance 白色粉末 紅外光譜測定Infrared spectrometry 和對照匹配 干燥損失Loss on drying <5 % 乙酰含量acetyl-content: 40% (typical) 羥基含量hydroxyl-content: 2% (typical) 乙酰32.0 wt %,羥基8.7 wt % (高羥基含量) 顏色Color White 氣味Odor Odorless 粘度Viscosity 210 poise 結(jié)合醋酸含量Combined Acetic Acid Content 44.7% 熔點(diǎn)Melting Point 230-250°C Glass Transition Temperature (Tg) 180°C Wt/Vol 1.31 kg/L (10.9 lb/gal) 乙酰含量Acetyl Content 32.0 wt % 羥基含量Hydroxyl Content 8.7 wt % 乙酰39.5 wt %,羥基4.0 wt % Combined Acetic Acid Content 55% Ash Content <0.05% Acidity as Acetic Acid 0.1 wt % max. Refractive Index 1.475 Melting Point 240-260°C Specific Gravity 1.32 Wt/Vol 1.32 kg/L (11.1 lb/gal) Bulk Density Tapped 400 kg/m3 (25 lb/ft3 ) Poured 320 kg/m3 (20 lb/ft3 ) Dielectric Strength 669 kv/cm (1.7 kv/mil) Glass Transition Temperature (Tg) 180°C Tukon Hardness 27 Knoops 乙酰含量Acetyl Content 39.5 wt % 羥基含量Hydroxyl Content 4.0 wt % 乙酰39.8 wt % ,羥基3.5 wt % 乙酰含量Acetyl Content 39.8 wt % Combined Acetic Acid Content 55.5% 羥基含量Hydroxyl Content 3.5 wt % Viscosity a 38 poise Color b 80 ppm Haze b 25 ppm Ash Content <0.05% Acidity as Acetic Acid 0.1 wt % max. Refractive Index 1.475 Melting Point 230-250°C Specific Gravity 1.31 Wt/Vol 1.31 kg/L (10.9 lb/gal) Bulk Density Tapped 400 kg/m3 (25 lb/ft3 ) Poured 320 kg/m3 (20 lb/ft3 ) Dielectric Strength 669 kv/cm (1.7 kv/mil) Glass Transition Temperature (Tg) 185°C Tukon Hardness 26 Knoops |
| 性狀 | 折光率:1.475
密度:1.3 |
| 貯存 |
- 2-亞氨基生物素 13395-35-2
- 鷹嘴豆芽素A 491-80-5
- 2',7'-二氯熒光素 76-54-0
- 醋酸纖維素 9004-35-7
- 醋酸維生素A 127-47-9
- 羧甲基纖維素(CMC)/纖維素膠 9004-32-4
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