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| CAS号 : | 98-01-1 |
精确质量 : | 96.02110 |
| 分子式 : | C5H4O2 |
logP : | 1.09210 |
| 分子量 : | 96.08410 |
PSA : | 30.21000 |
糠醛 | |
furfural | |
98-01-1 | |
C5H4O2 | |
96.08410 | |
30.21000 | |
1.09210 | |
96.02110 |
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n20/D 1.527
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3.31 (vs air)
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无色至微红的-棕色油性液体带有杏仁气味
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库房通风低温干燥,与氧化剂、酸类、碱类、食品添加剂分开存放
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-36.5℃
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137 °F
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54-56 °C11 mm Hg
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−36 °C(lit.)
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8.3 g/100 mL
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1.16 g/mL at 25 °C(lit.)
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Stable. Substances to be avoided include strong bases, strong oxidizing agents and strong acids. Flammable.
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13.5 mm Hg ( 55 °C)
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LT7000000
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6.1
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2
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S26-S36/37/39-S45-S1/2
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II
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UN 1199 6.1/PG 2
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2923900090
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T
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R21; R23/25; R36/37; R40
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HS:2923900090.Other quaternary ammonium salts and hydroxides |
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品名, 成分含量, 用途 |
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2923900090 其他季铵盐及季铵碱。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0% |
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2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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HS:2923900090.Other quaternary ammonium salts and hydroxides. General tariff:6.5% |
1.由富含戊聚糖的农产品废料,如玉米芯、棉籽壳、稻糠和甜菜渣等用稀酸水解、脱水并蒸馏而得。 | |
作溶剂,以及作为合成香料、糖醇、四氢呋喃的中间体。 |