ImaHerb Biotech

Steareth-20: Applications, Benefits & EU Compliance for Cosmetic Manufacturers

Steareth-20

CAS number: 9005-00-9  ·  INCI: Steareth-20

Key Benefits

  • for Formulation
  • Stable O/W emulsification: reliable cream and lotion stability
  • Viscosity control: pairs with stearyl alcohol to build rich textures
  • Mild non-ionic profile: suitable for sensitive and daily-use products
  • Broad compatibility: works with esters, silicones and botanical oils
  • Consistent quality: reproducible results across batches

Main Applications

  • Creams & lotions: primary or co-emulsifier for O/W systems
  • Makeup: stable emulsion bases for foundations and primers
  • Body & hand care: rich, stable textures
  • Hair conditioners: emulsion stability and slip
  • Sunscreen: support emulsifier for UV filter systems

Recommended Use Levels

Use levels depend on the finished-product category and the target claim. Contact our technical team for grade-specific guidance and samples.

EU & Regulatory Notes

Cosmetic ingredients supplied for EU markets must be used in compliance with Regulation (EC) No 1223/2009 on cosmetic products. Always verify the current Annex status and concentration limits for your finished product and market before launch; Aogubio provides full documentation (COA, SDS, technical data) to support your registration and safety assessment.

Why Buy Bulk Steareth-20 from Aogubio?

  • GMP-certified manufacturing: consistent quality from raw material to finished ingredient
  • Complete documentation: COA, SDS and heavy metal test reports with every batch
  • Flexible supply: samples to full container loads, MOQ from 1 kg
  • Export experience: reliable shipping to EU, North America and Asia

FAQ

What is the CAS number of Steareth-20?

CAS 9005-00-9.

What is the INCI name?

Steareth-20.

What is the HLB value of Steareth-20?

Approximately 15.3 — an O/W emulsifier.

What is the difference between Steareth and Ceteareth?

Steareth is based on stearyl alcohol (C18); Ceteareth is based on cetearyl alcohol (C16/C18 blend). Both are non-ionic O/W emulsifiers.

What should I pair Steareth-20 with?

Stearyl alcohol and/or low-HLB co-emulsifiers for viscosity and stability.

View the Steareth-20 product page for specifications and to request samples.

Aogubio Co., Ltd (Imaherb) is a GMP-certified manufacturer of bulk ingredients. Every batch ships with COA, MSDS and heavy metal test reports.

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