DMF

Content description：DMFCAS 68-12-2HS code 2924191000Packaging:190KG/ drum 80drum/20'gp,15.2mt/20′GPTest ItemspecificationInspectionresultHigh-Classfirst-classqualifiedAppearanceColorless transparent liquidDMF w /%99···

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Product Introduction

DMF

CAS 68-12-2

HS code 2924191000

Packaging:190KG/ drum 80drum/20'gp,15.2mt/20′GP

Test Item	specification			Inspection result
Test Item	High-Class	first-class	qualified	Inspection result
Appearance	Colorless transparent liquid
DMF w /%	99.9	99.5		99.98
methyl alcohol w /%	0.001	0.003	0.005	0.0002
heavier component as DMAC w /%	~			0.0057
Specific gravity 20'ºC,100kPa g / mL	~			0.944
Color Pt-Co chrominance ≤	5	10	20	<5
Reflective index (25ºC)	~			1.4305
Fe w /% ≤	0.05			0.0082
Mass content of water w /%	0.05			0.009
()≤ Acidity as formic acid %	0.001	0.002	0.003	0.0008
()≤ Alkalinity as dimethyl amine %	0.001	0.002	0.003	0.0004
PH PH:25ºC 20% Aqueous solution	6.5~8.0			7.15
Electric Conductivity≤ : 25°ºC20% Aqueous solution , μs/ cm	2	~		0.29
Conclusion	High - Class

1. Usage: N, N-dimethylformamide (DMF) is widely used as drug solvent. N, N-dimethylformamide is a dipole prophilic solvent with physical and chemical properties, so it is suitable for capillary electrophoresis (CE) solvent.