High Quality Wholesales Price 1-Methyl-2-Pyrrolidinone CAS 872-50-4

• CAS No.: 872-50-4
• Formula: C5h9no
• EINECS: 212-828-1
• Type: Pharmaceutical Intermediates
• Appearance: Liquid
• Quality: Technical
• Model NO.: HB-1-Methyl-2-Pyrrolidinone
• Colour: Colorless
• Test: HPLC
• Packing: Rum, Aluminum Foil Bag
• MOQ: 1kg
• Shelf Life: 2 Years
• Storage: Cool Dry Place
• Transport Package: Carton Box
• Specification: 99%
• Trademark: Haibo
• Origin: Shaanxi, China
• HS Code: 00000000
• Production Capacity: 5000000/Year

Product Description

Index	Reagent Grade	Electronic Grade	Industrial Grade	Common Grade
Purity (Wt%, GC)	≥99.9	≥99.9	≥99.9	≥99.8
Moisture (wt%, KF)	≤0.008	≤0.01	≤0.05	≤0.01
Chromaticity (Hazen)	≤8	≤10	≤15	≤20
Density (D120g/ml)	1.032~1.035	1.032~1.035	1.032~1.035	1.032~1.035
PH value / (20 ° C) 50%	6.5 to 9.0	6.5 to 9.0	--	--
Refractive index	1.466~1.472	1.466~1.472	1.466~1.472	1.466~1.472
Flash point (closed cup) / 20 ° C	≥89	≥89	≥89	≥89

 

NMP; N-Methylpyrrolidone; CAS 872-50-4

N-Methylpyrrolidone (NMP) is a nitrogen heterocyclic compound with a series of excellent physical and chemical properties.
1. Reagent Grade: mainly used in high-end electronics industry such as liquid crystal, semiconductor.
2. Electronic Grade: mainly used in lithium batteries, fiber and other industries.
3. Industrial Grade: mainly used in petrochemical extraction, pesticides, insulating paint and industrial cleaning industries.

Items	Specifications	Results
Appearance	coloress liquid	Confirm
Odor& Taste	Characteristic	Confirm
Loss on drying	≤8.0%	2.8%
Assay(HPLC)	99.0% min	99.2%
Ash	≤1.0%	0.35%
Heavy Metal	≤10 ppm	Confirm
As	≤1.0ppm	Confirm
Pb	≤1.0ppm	Confirm
Cd	≤1.0ppm	Confirm
Hg	≤0.1ppm	Confirm
Total plate count	≤1000 cfu/g	Confirms
Yeast&Mold	≤100 cfu/g	Confirms
E.Coli	Negative	Negative
Salmonella	Negative	Negative
Staphylococcus aureus	Negative	Negative