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N-ethyl pyrrolidone

更新时间:2025-08-27 14:31:56

常用名 N-乙基吡咯烷酮 CAS号 2687-91-4
价格 $2.15/1kg 纯度 99.8%
备货期 5天 库存 询单
 产品详情(用途,包装等)
NEP is a kind of organic synthesis intermediates,used for a variety of chemical synthesis,can also be used as an organic solvent,is mainly used in oil refining and the manufacture of gunpowder,lithium batteries,medicine,dyes pesticides,chemicals,paint,heat resistant high molecular weight polymer resin and adhesive,coating of degreasing agent,epoxy resin glue edge resection,acetylene,butadiene extraction,gas desulfurization,pesticide,synethetic fiber spinning medium,pigment dispersion etc.
Character:
NEP is colorless and transparent liquid,has the weak alkaline,boiling point:212℃,is a strong polar organic solvent,with water and organic solvents miscible in any proportion.
指标/index 规格/Specification 试剂级Reagent class 电子级Electric class 工业级Industrial class 普通级Common class
外观形状/Appearance 无色透明澄清液体 无色透明澄清液体 无色透明澄清液体 无色透明或淡黄色澄清液体
纯度(GC,wt%)Purity ≥99.8 ≥99.5 ≥99.0 ≥98.5
水分(K.F.,wt%)Moisture ≤0.05 ≤0.1 ≤0.3 ≤0.5
色度(Hazen)Color ≤20 ≤25 ≤30 ≤40
密度(D420)Density 0.994~0.999 0.992~0.999 0.990~0.999 0.990~0.999
折光率(Nd20)Refractivity 1.465~1.467 1.465~1.467 1.465~1.467 1.465~1.467
pH值pH walue 7~9 7~9 7~10 —
游离胺(以-乙胺计,wt%)Total Amines(As Ethyl amine) ≤0.005 ≤0.01 ≤0.02 —
γ-丁内酯(GC,wt%)γ-butyrolactone ≤0.02 ≤0.03 ≤0.05 —

供应商信息

PUYANG KAISHENG CHEMICAL CO.,LTD

认证状态:未认证供应商
电话:+86-3936986680
地址:Hengfeng Central Square of Zhongyuan Road,Puyang,Henan Province
地区: China
联系人:Anne Wang
联系人电话:+8615839353441
邮件:annewang2019@hotmail.com
网址:http://
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参考价格:¥40/25g
其他供应商价格:
2024-07-15 N-乙基吡咯烷酮(NEP)
价格:需询单
2022-03-30 N-乙基-2-吡咯烷酮
价格:¥需询单
2019-03-05 1-乙基-2-吡咯烷酮
价格:¥118.0
2022-02-19 1-乙基-2-吡咯烷酮
价格:¥459.9
2022-08-29 N-乙基吡咯烷酮
价格:¥52.0
2025-01-15 N-乙基-2-吡咯烷酮
价格:¥需询单
2025-01-03 N-乙基吡咯烷酮
价格:¥需询单
2018-04-13 N-Ethyl-Pyrrolidone
价格:$4.0
2024-05-21 N-乙基吡咯烷酮 (NEP)
价格:¥需询单

查看所有价格,请点击N-乙基吡咯烷酮价格