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冰乙酸
Acetate
CAS号: 64-19-7
分子式: C2H4O2
分子量: 60.05
别名: 冰醋酸;乙酸
分子结构式:
  货号   品名   产品规格   包装   单价(RMB)   促销价(RMB) 可用库存 备注 数量
102565 冰乙酸 电子级, >99.7% 500ml 118.00 112.1 >10 非列管,禁发4省
102564 冰乙酸 用于荧光分析,99.7% 500ml 189.00 179.55 >10 非列管,禁发4省
102563 冰乙酸 分析标准品, ≥99.9% 5ml 189.00 179.55 >10 非列管,禁发4省
102562 冰乙酸 for LC-MS 100ml 289.00 274.55 >10 非列管,禁发4省
102561 冰乙酸 ACS, ≥99.7% 500ml 56.00 53.2 >10 非列管,禁发4省
102560 冰乙酸 GCS, ≥99.8% 5ml 29.00 27.55 >10 非列管,禁发4省
102559 冰乙酸 HPLC, ≥99.9% 500ml 88.00 83.6 >10 非列管,禁发4省
102558 冰乙酸 GR 500ml 33.00 31.35 >10 非列管,禁发4省
102557 冰乙酸 CP 500ml 27.00 25.65 >10 非列管,禁发4省
102556 冰乙酸 AR 500ml 30.00 28.5 >10 非列管,禁发4省
性状
质量标准
用途
危险性质
贮存

无色透明液体。纯的无水乙酸(冰醋酸)是无色的吸湿性液体,凝固点为16.7℃(62℉) ,凝固后为无色晶体。能与水、乙醇、乙醚、四氯化碳和甘油混和,难溶于二硫化碳。凝固时体积微缩。
密度:1.048  
熔点:  16-16.5℃
沸点:  117-118℃
折光率n20/D:  1.37-1.373  
闪点:40℃

GB/T 676-90
项目Item                                                        优级纯     分析纯     化学纯
                                                                       (GR)      (AR)        (CP)
含量(CH3COOH)Assay,%                            ≥99.8      99.5       99.0
结晶点Freezing point,℃                              ≥16.0      15.1       14.8
蒸发残渣Evaporation residue,%                   ≤0.001     0.002      0.005
与水混合试验Miscibility with water                合格      合格       合格
氯化物(Cl)Chloride,%                                ≤0.0001    0.0001     0.0004
硫酸盐(SO4)Sulfate,%                               ≤0.0001    0.002      0.0005
铁(Fe)Iron,%                                           ≤0.00002   0.0001     0.0002
铜(Cu)Copper,%                                   ≤0.00001   0.00005    0.0001
锌(Zn)Zinc,%                                            ≤0.00001     --         --
铅(Pb)Lead,%                                           ≤0.00001   0.00005    0.0001
乙酸酐[CH3CO)2O]Acetic anhydride              ≤0.01      0.02       0.02
还原重铬酸盐物质(以O计)Dichromate-reducing
substances,%                                    ≤0.004     0.008      0.01


ACS级
项目名称Item                                    ACS Grade
含量Assay(as CH3COOH)                            ≥99.7%
色度Color(APHA)                                  ≤10
稀释试验Dilution test                            Passes test
蒸发残渣Residue after evaporation                ≤0.001%
乙酸酐[(CH3CO)2O]Acetic anhydride                ≤0.01%
氯化物(Cl)Chloride(Cl)                           ≤0.0001%
硫酸盐(SO4)Sulfate                               ≤0.0001%
重金属(以Pb计)Heavy metals(as Pb)                ≤0.00005%
铁(Fe)Iron(Fe)                                   ≤0.00002%
还原重铬酸盐Substances reducing dichromate       Passes test
还原高锰酸盐Substances reducing permanganate     Passes test
可滴定碱Titrable base                            ≤0.0004meq/g


品级Grade                                       电子级  
                                          (semiconductor grade)
                                                Maximum
Assay(CH3COOH)                                  99.7%
Color                                           10 APHA
Cloride(Cl)                                     500ppb
Sulfate(SO4)                                    500ppb
Phosphate                                       500ppb
Residue After Evaporation                       500ppb
Acetic Anhydride                                0.1%
Maximum limit of impurities
Al                                              3ppb
As                                              1ppb
Sb                                              1ppb
Ba                                              1ppb
Be                                              1ppb
Bi                                              1ppb
B                                               3ppb
Cd                                              1ppb
Ca                                              3ppb
Cr                                              1ppb
Co                                              1ppb
Cu                                              1ppb
Ga                                              1ppb
Ge                                              1ppb
Au                                              1ppb
In                                              1ppb
Fe                                              1ppb
Pb                                              1ppb
Li                                              1ppb
Mg                                              1ppb
Mn                                              1ppb
Mo                                              1ppb
Ni                                              1ppb
Nb                                              1ppb
K                                               3ppb
Pt                                              1ppb
Ag                                              1ppb
Na                                              3ppb
Sr                                              1ppb
Sn                                              1ppb
Ta                                              1ppb
Ti                                              1ppb
Zn                                              1ppb
Zr                                              1ppb
Particulate Count
≥0.3micron                                     200pcs/ml
≥0.5micron                                     100pcs/ml



品级Grade                                       药用级  
                                          (Ph. Eur., BP, USP, FCC, 99.8-100.5%)
外观Appearance                                  Clear colorless liquid
纯度Purity(titration)                           99.8-100.5 %
凝固点Congealing temperature                    ≤15.6 ° c
非挥发残留Nonvolatile residue                   ≤ 0.005%
还原性物质Reducing substances                   pass test
氯化物Chloride                                  pass test
硫酸盐Sulfate                                   pass test
铁Iron                                          ≤5 ppm
重金属Heavy metals                              ≤5 ppm
易氧化物质Readily oxidizable substances         pass test



项目名称Item                                    for LC-MS
含量Assay(as CH3COOH)                            ≥99.7%
色度Color(APHA)                                  ≤10
蒸发残渣Evaporation residue                      ≤0.0005%
乙醛Acetaldehyde                                 ≤0.0002%
乙酸酐Acetic anhydride (GC)                      ≤0.01%
氯离子Chloride (Cl-)                             ≤0.5 mg/kg
磷酸根Phosphate (PO43-)                          ≤0.5 mg/kg
硫酸根Sulfate (SO42-)                            ≤0.5 mg/kg
Ag                                               ≤0.01 mg/kg
Al                                               ≤0.05 mg/kg
As                                               ≤0.01 mg/kg
Ba                                               ≤0.01 mg/kg
Be                                               ≤0.01 mg/kg
Bi                                               ≤0.1 mg/kg
Ca                                               ≤0.2 mg/kg
Cd                                               ≤0.02 mg/kg
Co                                               ≤0.01 mg/kg
Cr                                               ≤0.05 mg/kg
Cu                                               ≤0.01 mg/kg
Fe                                               ≤0.2 mg/kg
Ge                                               ≤0.05 mg/kg
K                                                ≤0.1 mg/kg
Li                                               ≤0.01 mg/kg
Mg                                               ≤0.1 mg/kg
Mn                                               ≤0.01 mg/kg
Mo                                               ≤0.02 mg/kg
Na                                               ≤0.5 mg/kg
Ni                                               ≤0.05 mg/kg
Pb                                               ≤0.02 mg/kg
Sr                                               ≤0.01 mg/kg
Ti                                               ≤0.01 mg/kg
Tl                                               ≤0.05 mg/kg
V                                                ≤0.01 mg/kg
Zn                                               ≤0.05 mg/kg
Zr                                               ≤0.1 mg/kg


项目名称Item                                    for HPLC, ≥99.9%

外观Appearance                                   Colorless Liquid
红外光谱Infrared spectrum                        Conforms to Structure
纯度Purity(GC)                                   ≥99.9 %
紫外吸光度UV absorption                          UV absorption
Absorbance:260 nm                                ≤ 0.1 A.U.
Absorbance:270 nm                                ≤ 0.02 A.U.
Absorbance:280 nm                                ≤ 0.02 A.U.



项目名称Item                                    用于荧光分析,99.7%

外观Appearance                                   Colorless Liquid
红外光谱Infrared spectrum                        Conforms to Structure
纯度Purity(GC)                                   ≥99.70 %
乙酸酐Acetic Anhydride                           < 0.01 %
蒸发残渣Residue on Evaporation                   < 0.001 %
色度Color Test                                   < 10 APHA
氯离子Chloride (CL)                              < 1 ppm
硫酸盐Sulfate                                    < 1 ppm
铁Iron (Fe)                                      < 0.2 ppm
重金属Heavy metals (as Pb)                       < 0.5 ppm
重铬酸还原物质Substances reducing Dichromate     Pass
MnO4 还原物质Substances reducing MnO4            Pass
 

用途  主要用于制备醋酐、醋酸乙烯、乙酸酯类、金属醋酸盐、氯乙酸、醋酸纤维素等,也用作溶剂
用途  用于合成醋酸乙烯、醋酸纤维、醋酸酯、金属醋酸盐及卤代醋酸,也是制药、染料、农药及有机合成的重要原料 
 
 

类别 腐蚀物品
毒性分级 中毒
危险品标志  C,Xi
危险类别码  34-42-35-10-36/38
安全说明  26-36/37/39-45-23-24/25
急性毒性 口服-大鼠 LD50: 3310 毫克/公斤
刺激数据 皮肤-兔子 20 毫克/24小时 中度; 眼睛-兔子 5 毫克/30秒 轻度
爆炸物危险特性 与空气混合遇火星可爆
可燃性危险特性 遇明火、高热、氧化剂可燃; 加热分解释放刺激烟雾
储运特性 库房通风低温干燥;与H发孔剂、氧化剂、碱类分开存放。
灭火剂 水、二氧化碳、泡沫、干粉
职业标准 TLV-TWA 10 毫克/立方米; STEL 20 毫克/立方米

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