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Nonylphenol Ethoxylate NP-10 — Nonionic Surfactant

NP-10 is a versatile, industrial-grade nonionic surfactant, suitable for evaluation in detergents, industrial cleaners, textile processing, coatings, metalworking fluids, and other professional formulations. CAS 127087-87-0. (Also known with CAS # 9016-45-9)
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Nonylphenol Ethoxylate NP-10 – Industrial Nonionic Surfactant

Nonylphenol Ethoxylate NP-10 is an industrial nonionic surfactant. It is a liquid ethoxylated nonylphenol surfactant intended for professional formulation, manufacturing, and industrial processing applications.

NP-10 is used as a wetting, emulsifying, and surface-active ingredient in formulated products. Potential applications include industrial cleaners and detergents, laundry formulations, paper and textile processing, paints and coatings, dust-control products, agrochemical formulations, and metalworking fluids. Suitability for a particular formulation must be established through application testing and applicable regulatory review.

Product Code: NP10
Product Type: Nonionic surfactant
Chemical Name: Nonylphenol, branched, ethoxylated
CAS Number: 127087-87-0 (Also known with CAS # 9016-45-9)
Intended Market: Industrial, manufacturing, and professional laboratory users

What Is NP-10?

NP-10 belongs to the nonylphenol ethoxylate (NPE) family of surfactants. Its structure contains a hydrophobic nonylphenol portion and a hydrophilic polyoxyethylene chain. The NP-10 designation generally indicates an average of approximately ten ethylene oxide units per nonylphenol molecule.

Because NP-10 is nonionic, its surfactant behavior does not depend on an ionic charge. It may be useful in formulations where wetting, emulsification, dispersion, or detergency is needed. Performance depends on the complete formulation, concentration, temperature, water quality, and other ingredients.

NP-10 is an ethoxylate distribution rather than a single pure compound with one exact molecular structure. Products from different manufacturers may have different physical properties even when sold under the NP-10 designation.

Typical Physical and Chemical Properties

AppearanceYellow liquid
OdorMild
Relative Density1.0622 at 20°C (calculated)
Kinematic Viscosity237 cSt at 25°C (calculated)
Molecular Weight682 g/mol (calculated)
Freezing Point6.1°C (calculated)
Boiling PointAbove 250°C; decomposes before boiling
Flash Point197°C, closed cup, ASTM D93
Vapor PressureBelow 0.01 mmHg at 20°C (calculated)
Water SolubilitySoluble
pHNo test data available

Important: These properties are for technical reference and should not be interpreted as certified specifications for individual containers. Customers requiring a particular specification should request available supporting documentation before ordering.

Industrial Applications

Industrial Cleaners and Detergents

NP-10 may serve as a surface-active component in formulated cleaning products where wetting, emulsification, and removal of oily contamination are desired. Final cleaning performance depends on surfactant concentration, builders, solvents, water quality, and cleaning conditions.

Laundry and Textile Processing

Potential uses include professional textile wetting, scouring, washing, and processing formulations. Compatibility with textile fibers, dyes, and other processing chemicals should be evaluated.

Paper Processing

NP-10 may be evaluated as a wetting or emulsifying ingredient in selected industrial paper-processing systems. Use in any process involving food-contact materials requires separate regulatory evaluation.

Paints and Coatings

Potential applications include wetting and emulsification in compatible coating systems. Customers should evaluate formulation stability, foam behavior, substrate compatibility, and finished-coating performance.

Dust Control

NP-10 may be evaluated as a wetting component in industrial dust-control formulations. Its suitability depends on the dust material, carrier liquid, application method, and environmental restrictions.

Agrochemical Formulations

NP-10 may be evaluated as an emulsifying or wetting ingredient in certain professional agrochemical formulations. This listing does not establish approval for pesticide use. Any pesticide formulation or application must comply with applicable registration, labeling, and regulatory requirements.

Metalworking Fluids

Potential applications include emulsification and wetting in industrial metalworking-fluid systems. Compatibility with lubricants, corrosion inhibitors, biocides, and other additives must be confirmed through formulation testing.

NP-10 Compared with NP-9

NP-9 and NP-10 are related nonionic surfactants. NP-9 has approximately nine ethylene oxide units on average, while NP-10 has approximately ten. NP-10 is generally more hydrophilic, which can influence emulsification, water compatibility, cloud point, and formulation performance.

The two products should not automatically be treated as interchangeable. Even when their intended applications overlap, substituting one for the other may change the behavior of a formulation. Conduct appropriate laboratory testing before substitution.

Formulation and Compatibility Considerations

  • Water compatibility: Described as water soluble. Evaluate the actual behavior at the intended concentration and temperature.
  • Emulsification: Performance depends on the oil phase, surfactant concentration, and other formulation components.
  • Temperature: Temperature changes may affect clarity, viscosity, and phase behavior.
  • Mixing: Add under controlled agitation suitable for the formulation and avoid unnecessary aerosol or mist generation.
  • Chemical compatibility: Avoid contact with strong acids, strong bases, and strong oxidizers, as specified in the manufacturer SDS.
  • Formulation testing: Evaluate stability, performance, and regulatory suitability before commercial use.

Composition

The SDS document identifies the following components and reported concentration ranges:

ComponentCAS NumberReported Range
4-Nonylphenol, branched, ethoxylated127087-87-097–100%
Poly(ethylene oxide)25322-68-30.1–3%
Dinonylphenyl polyoxyethylene9014-93-10.1–2%

The above ranges are manufacturer disclosures and are not exact lot assay results. The ranges should not be added together as if they were fixed percentages.

Safety and Handling Information

DANGER – PROFESSIONAL USE ONLY

Hazard classifications: (See the SDS for details)

  • Acute toxicity, oral – Category 4.
  • Acute toxicity, inhalation – Category 4.
  • Serious eye damage – Category 1.

Harmful if swallowed or inhaled. Causes serious eye damage.

Use adequate ventilation and appropriate personal protective equipment. Chemical splash goggles, protective clothing, and chemically resistant gloves should be selected according to workplace conditions. Avoid breathing vapors or mists, and prevent eye contact.

In case of eye exposure, immediately rinse cautiously with water, remove contact lenses when practical, continue rinsing, and obtain immediate medical assistance. Consult the current Safety Data Sheet for complete first-aid instructions.

Environmental warning: Nonylphenol ethoxylates can be highly toxic to aquatic organisms. Prevent releases to drains, soil, surface water, and groundwater. Do not dispose of unused material into the environment.

Storage and Shelf Life

Keep containers securely closed and protect from contamination. Store under moderate temperature conditions in a suitable chemical storage area, away from incompatible materials.

Expected shelf life is 24 months for unopened containers. For material held beyond the recommended storage period, suitability should be assessed before use.

Packaging and Shipping

Select an available package size from the product options on this page. Chemical Store may supply this product in properly labeled, chemically compatible containers.

U.S. DOT transportation is not regulated, while ocean and air transportation are classified as UN3082, Environmentally Hazardous Substance, Liquid, N.O.S., Class 9, Packing Group III. Actual shipping requirements depend on transportation mode, quantity, packaging, and applicable regulations. See the SDS for more information.

Frequently Asked Questions

Is NP-10 a nonionic surfactant?

Yes. NP-10 is a nonionic nonylphenol ethoxylate surfactant.

What is the difference between NP-9 and NP-10?

The primary difference is their nominal average ethoxylation level. NP-10 generally has one additional ethylene oxide unit and somewhat greater hydrophilic character. The grades are not necessarily direct substitutes.

Does NP-10 dissolve in water?

The SDS describes NP-10 as partly soluble in water. Actual behavior depends on concentration, temperature, and formulation conditions. Customers should perform a small-scale compatibility test.

Is NP-10 suitable for detergents and industrial cleaners?

NP-10 is used in surfactant formulations and may be evaluated for industrial cleaning applications. Final performance and regulatory suitability must be determined by the formulator.

Can NP-10 be used in pesticide or agricultural formulations?

Only where the proposed formulation and use are permitted under applicable regulations. Sale of this surfactant does not constitute pesticide registration or approval for any particular agricultural application.

Is NP-10 suitable for food, cosmetics, or pharmaceutical products?

This product is offered for industrial and professional laboratory applications. Chemical Store does not represent this material as food-grade, cosmetic-grade, pharmaceutical-grade, or suitable for ingestion or direct consumer use.

Is a Certificate of Analysis available?

Customers requiring lot-specific analytical documentation should contact Chemical Store before ordering to confirm what documentation is available. Typical SDS values are not a substitute for a lot-specific Certificate of Analysis.

Can I purchase NP-10 for laboratory research?

Yes, the product may be purchased for legitimate professional laboratory and formulation research, provided suitable handling facilities and safety procedures are available.

Does NP-10 have environmental restrictions?

Nonylphenol ethoxylates are subject to environmental and use-related restrictions in some jurisdictions and applications. Buyers must determine whether the intended use, sale, discharge, or export is permitted.

Important Purchasing Notice

This product is intended for knowledgeable industrial, manufacturing, research, and laboratory purchasers. It is not intended for casual household use or use by persons without appropriate chemical-handling knowledge.

By ordering this product, the purchaser acknowledges responsibility for evaluating its suitability for the intended application and for complying with applicable safety, occupational, environmental, transportation, storage, use, and disposal requirements.

Customers must review the Safety Data Sheet before handling the material and ensure that appropriate training, facilities, and protective equipment are available. Chemical Store does not guarantee performance in any particular formulation or regulatory approval for a particular end use.

Questions before ordering? Contact Chemical Store with your intended application, required quantity, packaging needs, and any documentation requirements so that product suitability and availability can be discussed before purchase.

  • Availability: In Stock
  • Model: NP10