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Methanol

Specifications: 500ML, 1L, 2.5L, 4L
Catalog Name:  MA1921

Chemical formula: CH3OH
CAS:67-56-1
 

Index

Assay(By GC-FID)

≥99.98%

Residue after evaporation

≤1 ppm

Color

≤5 APHA

Maximum fluorescence emission of impurities (calculated as quinine sulfate)

≤1 ppb

LC gradient elution suitability at

254 nm

≤5 mAU

GC-ECD Responsive residue (single peak) (as Heptachlorepoxide)

≤5 ppt

GC-FID Responsive residue(single peak)(as 2-Octanol)

≤5 ppb

Water(by KF coulometry)

≤0.05%

Optical absorbance at

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

(Al)

≤0.5 ppm

(Ba)

≤0.1 ppm

(Cd)

≤0.5 ppm

(Ca)

≤0.1 ppm

(Cr)

≤0.02 ppm

(Co)

≤0.02 ppm

(Cu)

≤0.01 ppm

(Fe)

≤0.1 ppm

(Pb)

≤0.02 ppm

(Mg)

≤0.1 ppm

(Mn)

≤0.01 ppm

(Ni)

≤0.02 ppm

(K)

≤0.1 ppm

(Ag)

≤0.1 ppm

(Na)

≤0.1 ppm

(Sn)

≤0.1 ppm

(Zn)

≤0.1 ppm

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Telephone:+86-21-60956847
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