Diethylene glycol
Molecular Structure:
MDL:
MFCD00002882
Molecular Formula:
C4H10O3
Molecular Weight:
106.12
Alias:
二乙二醇,二羥二乙醚,二乙二醇醚,雙甘醇,2,2'-氧代二乙醇
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Diethylene glycol |
99% |
10kg |
RMB 1078 |
現(xiàn)貨 |
Diethylene glycol |
99% |
500ml |
RMB 66 |
促銷 |
Diethylene glycol |
分析標準品 |
250mg |
RMB 393.8 |
現(xiàn)貨 |
Diethylene glycol |
AR |
500ml |
RMB 30.8 |
現(xiàn)貨 |
Diethylene glycol |
CP |
500ml |
RMB 27.5 |
現(xiàn)貨 |
Character:
無色無臭、無腐蝕性粘稠液體,易吸濕,無氣味,有辛辣的甜味,溶于水可與多數(shù)有機溶劑,不溶于苯和四氯化碳。易于酯化、醚化。
Quality Standard:
項目Item 分析純 化學純
(AR) (CP)
密度(20℃)Density,g/mL 1.115-1.118 1.115-1.118
沸程Boiling range,℃ 240-248(95%) 241.5-247.5(95%)
折光率Refractive index,nD20 1.438-1.440 1.446-1.448
酸度(以CH3COOH計)Acidity,% ≤ 0.005 ≤ 0.005
灼燒殘渣(以硫酸鹽計)Ignition residue,% ≤ 0.01 ≤ 0.01
鐵(Fe3+ ),% ≤0.0002
氯化物 Cl- ,% ≤0.0001
硫酸鹽 SO4 2- ,% ≤0.0005
Storage:
密封保存。
用途 溶劑,氣體脫水劑,萃取劑,軟水劑,氣相色譜定液,適用于水溶液分析,選擇性聚乙二醇相似,用于分析含量氧化合物(特別是醇)、苯胺、脂肪胺、吡啶及喹啉。
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