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| CAS号 : | 131-55-5 |
精确质量 : | 246.05300 |
| 分子式 : | C13H10O5 |
logP : | 1.74000 |
| 分子量 : | 246.21500 |
PSA : | 97.99000 |
2,2',4,4'-四羟基二苯甲酮 | |
2,2',4,4'-Tetrahydroxybenzophenone | |
131-55-5 | |
C13H10O5 | |
246.21500 | |
97.99000 | |
1.74000 | |
246.05300 |
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黄色至棕色结晶粉末
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1.718
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Stable at room temperature in closed containers under normal storage and handling conditions.
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289.2ºC
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6.69E-12mmHg at 25°C
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通风低温干燥
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198-200 °C(lit.)
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1.526 g/cm3
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531.2ºC at 760 mmHg
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II; III
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4.1
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2914501900
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3
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R22; R36/37/38
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S26-S36-S37/39
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DJ1892000
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Xn
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品名, 成分含量, 用途, 丙酮报明包装 |
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2914501900 其他酮酚。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0% |
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2914501900 other ketone-phenols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
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紫外线吸收剂,吸收波长范围320-400nm,有对称的苯环和两边都有羟基,其热光化学性能稳定,均优越于BP-1(UV-O),目前广泛应用于聚酯、涂料和化妆品等之中,近几年在织物上的应用受到纺织行业的重视,范围越来越广。 |