
N-methyl pyrrolidone(NMP)
CAS:872-50-4
Molecular formula: C5H9NO
Molecular weight:99.134
Properties:Colorless and transparent liquid, with boiling point 202oC and flash point 95oC, can dissolvable in water and many solvents, such as acetaldehyde, ether, acetone, etc.
Product specifications:
Item Reagent grade Electronic grade Pharmaceutical grade Industrial grade
Purity % ≥99.9 ≥99.9 ≥99.8 ≥99.5
Chroma Hazen ≤15 ≤20 ≤25 ≤30
Density g/ml 1.032~1.035 1.032~1.035 1.032~1.035 1.032~1.035
Moisture% ≤0.01 ≤0.02 ≤0.05 ≤0.1
Packing:In 200kg iron drums, HDPE drums, 1MT IBC DRUMS. 20MT ISO TANK.
Use:
1. Micro-electronic grade: It is applicable to LCD, semiconductor, circuit boards, carbon nanotubes and other high-end microelectronic industry.
2. Electronic grade: It is applicable to lithium batteries, aramid fiber, PPS, ultrafiltra-tion film and other industries.
3. Pharmaceutical grade: It is applicable to medical, pharmaceutical, veterinaryt solvents, intermediates and other industries.
4. Industrial grade: It is applicable to the acetylene concentration, butadiene extraction,electrical insulating materials, high-grade paints, pesticide adjuvants, inks, paints, indus-trial cleaning agent and other industries.