Dimethyl sulfoxide

CAS #: 67-68-5
GRADE: Medicine Grade
Shelf life: 2YEARS
Country of origin: China
Starting material: DMS/Hydrogen Peroxide
Composition: 100% DMSO
Standard （USP43）: 225kgs PE Drum
Package Size: Φ58X90CM
Storage: ordinary temperature, dry and sealed

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Dimethyl sulfoxide

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Product Description

Commodity name: Dimethyl sulfoxide

Dimethyl sulfoxide (DMSO)

Name	DMSO	Molecular Weight	78.13
Chemical Formula	(CH3)2SO	Boiling Point	189℃
CAS Registry Number	67-68-5	Density	1.100 g/mL
Melting Point	18.4°C	English Name	Dimethyl sulfoxide(DMsO)
Hazard Symbols	36/37/38	Relative Atomic Mass	42
Appearance	Colorless Liquid	EINECS Registry Number	200-664-3
Alias	Dimethyl Sulfoxide	Water Solubility	Soluble

Item	Specification	Test Method
Characters	A corlorless liquid or corlorless crystals,hygroscopic,miscible with water and with alcohol	USP43
Identification	A B. complies	USP43
Assay %	≥99.90	USP43
Crystalizing Point ℃	≥18.30	USP43
Acidit（mgNaOH/g）	≤0.04	USP43
Refractive Inde（nd20℃)	1.4755-1.4775	USP43
Water Content %	≤0.1	USP43
Ultraviolet absorbance	275nm ≤0.20	USP43
	295nm/275nm ≤0.45	USP43
	285nm/275nm ≤0.65	USP43
Specific Gravity	1.095 - 1.101	USP43
Limit of nonvolatile residue	≤ 0.01%	USP43
Related compounds	≤ 0.1%	USP43