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| CAS号 : | 143-19-1 |
精确质量 : | 304.23800 |
| 分子式 : | C18H33NaO2 |
logP : | 4.77380 |
| 分子量 : | 304.44300 |
PSA : | 40.13000 |
油酸钠 | |
SODIUM OLEATE | |
143-19-1 | |
C18H33NaO2 | |
304.44300 | |
40.13000 | |
4.77380 | |
304.23800 |
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白色粉末
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270.099ºC
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359.999ºC at 760 mmHg
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232-235 °C(lit.)
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0.9 g/cm3
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Stable. Incompatible with strong oxidizing agents.
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-20ºC
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RK1200000
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1
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S22-S24/25
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2916150000
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HS:2916150000.Oleic, linoleic or linolenic acids, their salts and esters |
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品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装, 碳18/16含量 |
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2916150000 油酸、亚油酸或亚麻酸及其盐和酯。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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2916150000 oleic, linoleic or linolenic acids, their salts and esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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HS:2916150000.Oleic, linoleic or linolenic acids, their salts and esters. General tariff:6.5% |
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将10g油酸溶于100mL 95%的乙醇中,然后用浓度为0.5mol/L的氢氧化钠乙醇溶液滴定,以酚酞为指示剂。到达等当点后,滤出析出的油酸钠皂。若不析出沉淀,也可蒸出乙醇和水后,得到粗产品,可用乙醇-乙醚混合溶剂重结晶。 | |
可用作金属加工用冷却润滑乳化油、合成纤维的润色和润滑剂,钢球表面清洗剂和防腐剂。用作为矿砂的浮选剂和纤维的防水剂,油水系统的乳化剂。 |
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