Products / NBP

NEM Materials · Manufacturing-led chemical supply

N-Butylpyrrolidone

N-Butylpyrrolidone (NBP) is a high-boiling polar solvent for coatings, inks, insulating varnishes and agricultural-chemical formulations. Review the selected grade and quality requirements.

CAS number
3470-98-2
Molecular formula
C8H15NO
Molecular weight
141.21 g/mol
NBP N-Butylpyrrolidone product and packaging illustration
Packaging illustration. Final packaging is confirmed for your order.
Manufacturer-ledDirect production discussionProduct-specific dataTDS · SDS · Batch COAPackaging optionsDiscuss the right containerExport coordinationDestination-specific review

Pyrrolidone solvents

Clear information for a confident sourcing decision.

Specifications shown are grade-specific limits from the supplied NEM TDS, revision 1.0. Download the full TDS and confirm the agreed specification for your order. Reference physical properties are not batch test results or a safety data sheet.

Product grade, packaging and application suitability are reviewed for your project. Our broader portfolio spans pyrrolidones, lactones, amides and nitrogen heterocycles.

Grade & supply information

Superior, First and Qualified grades are described in the TDS. Specification limits apply to the selected grade. Confirm suitability and availability for your requirements.

Indicative product priceUSD 6696 / t

Indicative USD list price per metric ton, ex-works China, converted from the RMB list price at USD/CNY 6.72 (2026-11-11); final quotation confirms grade, packaging and delivery terms.

Request confirmation for your quantity and destination.
NEM Puyang Production Base
Manufacturing and process development at NEM.

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Start with the essentials

We save your request for review. A confirmation of receipt is not a delivery promise.

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Application fit

Where NBP may fit.

Match the material, process and grade before qualification.

Discuss your application →
CoatingsInksInsulating varnishesAgricultural-chemical applications requiring a high-boiling polar solvent
01

Application suitability depends on your formulation, process and selected grade. Please confirm requirements with the NEM technical team.

Technical data

Specifications with the grade in view.

Grade-specific specifications

Purity — Superior grade
≥ 99.0 % w/wGrade-specific TDS limit.
Water — Superior grade
≤ 0.20 % w/wGrade-specific TDS limit.
Colour — Superior grade
≤ 30 HazenGrade-specific TDS limit.
Purity — First grade
≥ 98.0 % w/wGrade-specific TDS limit.
Water — First grade
≤ 0.30 % w/wGrade-specific TDS limit.
Colour — First grade
≤ 40 HazenGrade-specific TDS limit.
Purity — Qualified grade
≥ 95.0 % w/wGrade-specific TDS limit.
Water — Qualified grade
≤ 0.50 % w/wGrade-specific TDS limit.
Colour — Qualified grade
≤ 50 HazenGrade-specific TDS limit.

Typical physical properties

Typical values — not guaranteed specifications.

Appearance
Colourless to light-yellow transparent liquidReference property from the TDS; not a release limit.
Water solubility
100 wt%Reference property from the TDS; not a release limit.
Boiling point
243.8 °CReference property from the TDS; not a release limit.
Flash point
108 °C, open cupReference property from the TDS; not a release limit.
Relative density
0.96 at 20 °CReference property from the TDS; not a release limit.
Vapour pressure
0.013 kPa at 25 °CReference property from the TDS; not a release limit.

Manufacturing & analytical support

A supplier discussion backed by process and data.

Quality & supply →
ICP-MS analytical equipment in the NEM laboratory
Analytical laboratory equipment

Connect specification, testing and supply.

Our quality process covers raw-material sourcing, production, final inspection and after-sales support. Grade-level limits and batch test results are reviewed in their respective technical documents.

Packaging for the agreed requirement.

The TDS lists 200 kg and 25 kg plastic drums. Other pack sizes may be discussed; confirm packaging with the quotation.

Review your packaging requirement →

Export pathway

A clearer route from inquiry to shipment.

Supply details are confirmed for the product, grade, destination and order.

01

Technical review

Confirm grade, application, specification and the TDS, SDS and COA needed for your destination.

02

Commercial quotation

Align quantity, container, lead time, Incoterms, payment terms and delivery destination.

03

Pre-shipment documents

Prepare the agreed invoice, packing list, safety information and other product-specific export documents.

04

Shipment coordination

Confirm packaging, loading and logistics arrangements, with order-related follow-up and support.

NBP buyer questions

Clear answers before your quotation request.

What is NBP used for?

N-Butylpyrrolidone is supplied for discussion in Coatings, Inks, Insulating varnishes, Agricultural-chemical applications requiring a high-boiling polar solvent. Match the grade and process requirements with the NEM technical team before qualification.

Can I request a manufacturer quotation for NBP?

Yes. Share the required quantity, grade, packaging, destination and timing. The sales team will review the requirements and confirm applicable commercial terms.

Which technical and safety documents are available?

Review the linked product TDS. Request current safety documentation for your destination and a batch-specific COA for product qualification or procurement.

What packaging and export options can I discuss?

The TDS lists 200 kg and 25 kg plastic drums. Other pack sizes may be discussed; confirm packaging with the quotation.

Are displayed typical properties batch test results?

No. Typical properties are reference values. Grade specifications define stated limits, while the COA records measured results for the relevant batch.

Documentation & portfolio

The documents behind the decision.

Review current product information for technical qualification and procurement. Safety information must match the product and destination; batch COA details are provided separately.

Request product documents

Certificate of Analysis

Batch-specific test results, supplied through the commercial process.

Request batch COA →

Packaging & logistics

Drum and IBC packaging specifications are confirmed per order, together with container type, quantity, Incoterms, lead time and destination requirements.

Discuss packaging →

NBP / direct supply discussion

Request a quotation for your next order.

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