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甲醇
Chemical Synonyms: Item: MA1921-801
Formula: CH3OH Molecular weight: 32.04
Level: 农残级 CAS: 67-56-1
Application Date: 用于液相色谱法和光谱法,并用于有机残渣分析,在氮气环境中包装
Properties
Melting point: -98℃ Viscosity 20 ℃: 0.6
Boiling point: 64.7℃ Merck Index 13th Edition: 13,5984
Density: 0.791 在25℃ (g/ml) Flash point: 11℃
Dielectric Constant: 32.7 在25℃ Hazardous Material Identification System(HMIS): 2*-3-0
Eluting value: 0.73 (二氧化硅) Recommended storage code: 甲醇
Refractive Index: 1.329 (n20°/D) International Maritime Organization Hazard Class Code: 3(6.1),UN1230,PG II
Specifications
纯度(GC-FID)
≥99.98%
蒸发残留

≤1 ppm
色度

≤5 APHA
杂质荧光最大发射


(以硫酸奎宁计)≤1 ppb
LC梯度适应性



254 nm
≤5 mAU
GC-ECD响应残留 (单峰)


(以环氧七氯计)≤5 ppt
GC-FID响应残留 (单峰)


(以2-辛醇计)≤5 ppb
水分(卡尔•费休)
≤0.05%
紫外吸收



205 nm
≤1.00 AU 

220 nm
≤0.25 AU

230 nm
≤0.12 AU

240 nm
≤0.05 AU

254 nm
≤0.01 AU

280 nm
≤0.005 AU

400 nm
≤0.005 AU
铝(Al)

≤0.5 ppm
钡(Ba)

≤0.1 ppm
镉(Cd)

≤0.5 ppm
钙(Ca)

≤0.1 ppm
铬(Cr)

≤0.02 ppm
钴(Co)

≤0.02 ppm
铜(Cu)

≤0.01 ppm
铁(Fe)

≤0.1 ppm
铅(Pb)

≤0.02 ppm
镁(Mg)

≤0.1 ppm
锰(Mn)

≤0.01 ppm
镍(Ni)

≤0.02 ppm
钾(K)

≤0.1 ppm
银(Ag)

≤0.1 ppm
钠(Na)

≤0.1 ppm
锡(Sn)

≤0.1 ppm
锌(Zn)

≤0.1 ppm
备注:



金属含量为包装时结果,

因容器原因可能增加。


PACKAGING
Product Number: MA1921-801 Unit Size: 4L Case Size: 4x4L棕色瓶

                                                                         Anhui Tedia High Purity Solvents Co., Ltd.

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