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Dimethyl sulfoxide

Product Name:Dimethyl sulfoxide
Other Name:DMSO
CAS No.:67-68-5
EINECS No.:200-664-3
Purity:99.9% min
Molecular Weight:78.13
Chemical Formula:C2H6OS
Appearance:Colorless and odorless transparent liquid

Applications：


1Used for aromatic extraction, resin and dye reaction medium, acrylic fiber polymerization, spinning solvent, etc.
Can be used as organic solvent, reaction medium and organic synthesis intermediate.
2Used as analytical reagent and gas chromatography stationary liquid, also used as a solvent in ultraviolet spectroscopy analysis.


Specification：


CERTIFICATE OF ANALYSIS

Commodity

Dimethyl sulfoxide

Standard

GBT21395-2008

Batch number

20210701

Inspection date

2021.07.01


Index




Items

Superior Grade

Result

Appearance

Colorless transparent liquid

Match the norm

Purity, %

≥99.9

99.93

Crystallizing point ℃

≥18.2

>18.2

Acid number, mg/g (caiculated by KOH)

≤ 0.03

<0.03

Transmittance(400nm), %

≥96

>96

Refractive index(20℃)

1.4778~1.4790

1.4779

Moisture, %

≤0.05

<0.05

PH value

6~8

7

 Test Conclusion

Superior-grade

 

Package:


230kg* 80 drums,18.4ton, FCL

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