N-Ethylmaleimide (NEM) 99+%

Supplier: THERMO FISHER SCIENTIFIC CHEMICALS

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ThermoScintific Chemicals

ThermoScintific Chemicals

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15610-0050 15610-0500 15610-2500 15610-0100

TS15610-0050EA 79 USD

TS15610-0050 TS15610-0500 TS15610-2500 TS15610-0100

N-Ethylmaleimide (NEM) 99+%

N-Ethylmaleimide

Formula: C₆H₇NO₂
MW: 125.13 g/mol
Boiling Pt: 210
Melting Pt: 46
Flash Pt: 73 °C
Storage Temperature: Refrigerator

MDL Number: MFCD00005509
CAS Number: 128-53-0
EINECS: 204-892-4
UN: 2928
ADR: 6.1 II
Merck Index: 13,03855

Specification Test Results

Appearance	White to light yellow Crystalline powder or crystals
Infrared spectrum	Conforms
Melting point	41 to 45 °C
Solubility	(5% in 100% EtOH) Clear colorless to almost colorless solution
HPLC	≥99.0 %
Residue after ignition	≤0.01 %
Aluminium (Al)	≤1 ppm
Antimony (Sb)	≤1 ppm
Arsenic (As)	≤1 ppm
Boron (B)	≤1 ppm
Calcium (Ca)	≤5 ppm
Chromium (Cr)	≤1 ppm
Copper (Cu)	≤1 ppm
Iron (Fe)	≤1 ppm
Lead (Pb)	≤1 ppm
Magnesium (Mg)	≤1 ppm
Manganese (Mn)	≤1 ppm
Nickel (Ni)	≤1 ppm
Potassium (K)	≤20 ppm
Sodium (Na)	≤20 ppm
Zinc (Zn)	≤1 ppm

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