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Glycol ethers & diols
PNB

Propylene glycol n-butyl ether

Propylene-glycol ether requiring solvency and evaporation testing for replacement selection.

CAS 5131-66-8Industrial gradeTDS · SDS · COA
Chemical identity
CAS5131-66-8
Molecular formulaC₇H₁₆O₂
Molecular weight132.20 g/mol
Before purchase

Identity is checked against a public reference. Specification limits, grades, packaging and HS codes are not supplier-certified here; confirm the controlled TDS, SDS and batch COA before purchase.

Product overview

Propylene-glycol ether requiring solvency and evaporation testing for replacement selection.

Application considerations

  • Coatings and inks
  • Industrial-cleaning formulations
Review applications →

Reference specifications

Values originate from the supplied handover brief, not a controlled supplier TDS. Test methods and order limits need confirmation.

Propylene glycol n-butyl ether reference specifications
ParameterReference value
AppearanceClear colourless liquid
Assay (GC)≥ 99.0%
Acidity (as acetic acid)≤ 0.01%
Water content≤ 0.10%
Density (20 °C)0.874–0.884 g/cm³

Before your inquiry

What is PNB?

Propylene glycol n-butyl ether · CAS 5131-66-8 · C₇H₁₆O₂ · 132.20 g/mol.

Where is it used?

Coatings and inks; Industrial-cleaning formulations. Suitability must be validated for your formulation and process.

Which specification applies to the order?

Listed grades: Industrial grade. Website values are unverified procurement references, not a batch guarantee. Confirm the controlled TDS and actual batch COA.

How is packaging and shipping confirmed?

Reference packaging: 180 kg steel drums / IBC totes. Confirm net weight, material compatibility, SDS classification and carrier acceptance before ordering.

Packaging & documents

180 kg steel drums / IBC totes · TDS / SDS / COA

Availability, packaging, certificates and export eligibility are confirmed case by case. Request documents for the exact grade and destination.

Document and transport checks →

Identity reference: PubChem CID 21210 · Checked 2026-10-01

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