Overview
Waste ethanol refers to ethanol-containing byproducts from industrial processes that no longer meet specifications for their original use. Commonly generated in pharmaceutical, chemical, and beverage industries, it may contain water, organic residues, or other contaminants. While considered a waste stream, it retains value for recovery or repurposing. The composition varies significantly depending on source and processing history, requiring careful characterization before reuse. Environmental regulations often govern its handling due to flammability and potential contamination.
Physical and Chemical Properties
Waste ethanol maintains the core properties of ethanol - a clear, volatile liquid with characteristic odor - but with altered parameters due to impurities. Density and boiling points may shift based on water content and other dissolved substances. Contaminants can include methanol (in denatured ethanol), acetone, benzene, or heavy metals from industrial processes. pH typically remains neutral but may become acidic if organic acids are present. Flash point remains low (approx. 13°C), requiring careful fire prevention measures.
Main Applications
The primary use of waste ethanol is as feedstock for distillation and purification processes to recover usable ethanol. Modern recovery plants can achieve 90-95% purity suitable for industrial applications. Alternative uses include fuel blending for ethanol-powered generators or industrial burners, where lower purity is acceptable. Some formulations serve as solvents for cleaning applications where high purity isn't critical. Emerging applications include biochemical conversion processes where impurities can be biologically degraded.
Safety and Storage
Storage requires explosion-proof facilities with proper ventilation, as ethanol vapors are heavier than air and can accumulate. Containers should be clearly labeled with composition details and hazard warnings. Personnel handling waste ethanol need flame-resistant clothing, chemical goggles, and organic vapor respirators. Spill containment measures must address both flammability and potential groundwater contamination risks. Local regulations may classify it as hazardous waste, requiring special disposal procedures.
B2B Procurement Guide
When sourcing waste ethanol, buyers should obtain certified analysis reports detailing ethanol content, water percentage, and contaminant profiles. Transportation requires UN-approved containers and often hazardous material shipping documentation. Pricing typically follows virgin ethanol market trends with discounts reflecting quality. Large-volume contracts often include quality tolerance clauses. Ethical buyers verify the supply chain complies with environmental regulations to avoid liability for improper waste handling.
Related Manufacturers
- 主营：工业酒精、无水酒精、酒精回收、回收废乙醇、回收废酒精、回收酒精废液、回收蒸馏废液、废酒精回收、废乙醇回收、乙醇回收、副产乙醇回收、回收工业乙醇、回收工业酒精、无水乙醇、工业乙醇、副产酒精回收
- 主营：杀虫剂、制冷剂、异丙醇、废乙醇、防腐剂、二甲苯、清洁剂、清洗剂、干洗剂、醋酸丁酯、生物燃料、食用香料、四氢呋喃、二氯甲烷、反应介质、乙酸乙酯、四氯乙烯、抗氧化剂、涂料稀释剂、发酵催化剂、能源储存介质、甲基异丁基甲酮
- 主营：不锈钢储罐、滚筒烘干机、三回程烘干机、废酸碱液体储存罐、不锈钢搅拌罐
- 主营：换热器、冷凝器、不锈钢换热器、高盐废水、管式换热器、列管换热器、缠绕管换热器、螺旋缠绕管式换热器、换热器机组、蒸汽发生器、精馏机、精馏设备、精馏塔、甲醇精馏、乙醇精馏、溶剂回收、精馏、溶剂分离提纯、醋酸、超重力床、超重力精馏、超重力精馏机、超重力精馏塔、回收分离、低温蒸发
- 主营：废乙醇、装卸设备、危险品运输车、智能仓储服务
- 主营：危化暂存间、特种集装箱、特种防爆集装箱、危废暂存间、危废库、危废暂存柜、危废中转库、危险废弃物暂存库房、层架式危废间、机油废料存放间、气瓶暂存柜、危化品存放柜、预制舱、防爆分析小屋、环保专用隔离仓库、危险化学品仓、锂电池防护柜、抗暴集装箱、特殊危化品存放间、防爆小屋、智能防爆仓库、防爆仓库、定制型撬装防爆仓、预制舱防爆箱体
- 主营：加油车、放心车、运油车、废机油运输车、油罐车、多利卡、加油机、呕血力荐、配置货车、多台手续、转让手续、变速箱豪华、马力发动机、玉柴发动机
- 主营：容器储罐、不锈钢储罐、动物油提炼设备、废乙醇、饲料加工设备、养殖设备、大型绞肉机、双轴破碎机、卧式搅拌机、食品机械、打蛋机、真空包装机、不锈钢绞肉机
- 主营：危废车、冷藏车、危险品运输车
- 主营：蒸发器、再生设备、浓缩设备、废酸回收设备、废酸处理设备、废盐酸处理设备、精馏设备、提浓设备、硫酸稀释、浓缩结晶设备、蒸发结晶设备、蒸发浓缩装置、精馏分离设备、结晶分离设备、盐酸提纯设备、盐酸蒸发浓缩器
- 主营：蒸发器、MVR蒸发器、降膜蒸发器、废乙醇、薄膜蒸发器、多效蒸发器、刮板蒸发器
- 主营：气瓶运输车、1至9类防爆车、爆破器材运输车、医废危废运输车、危险品运输车、翼展危化品车
- 主营：钢衬塑罐箱、钢衬塑罐箱车、供液车、废乙醇、爆破器材运输车、腐蚀性危险品车、危险品运输车
- 主营：内衬贮罐、防腐储槽、衬里储罐、废乙醇、pe内衬设备、钢衬f4储罐、pe内衬容器、塑内衬储槽、聚乙烯容器、内衬塑储罐、塑内衬设备、碳钢衬po贮罐、碳钢衬po储罐、衬铁氟龙储罐、板衬四氟容器、板衬四氟储槽、钢衬四氟贮罐、四氟乙烯储槽、四氟衬里贮罐、钢衬四氟储罐、内衬四氟贮罐、紧衬四氟容器、板衬氟塑料设备、聚乙烯内衬容器、钢衬氟塑料储罐、钢滚塑储罐
- 主营：垃圾车、抑尘车、加油车、废乙醇、吸粪车、洒水车、泡沫消防车、散装饲料车、护栏清洗车、负压救护车、隧道清洗车、绿化喷洒车、道路吸尘车、下水管道疏通、乳化沥青洒布