Hydroquinone Powder – Cosmetic-Grade Ingredient for Formulation Use Only

Hydroquinone Powder – Cosmetic-Grade Ingredient for Formulation Use Only

High-purity compound used in advanced cosmetic formulations. Not intended for direct consumer application.

Hydroquinone Powder is a synthetic compound commonly used in cosmetic labs and professional skincare manufacturing. It is valued for its role in targeted formulations designed to improve the overall appearance of skin tone and texture. This ingredient is strictly for formulation use by trained professionals and must be incorporated into products according to regulatory guidelines.

Formulation Use

• Used in cosmetic research and development

• Commonly included in professional-grade skincare products

• Must be diluted and stabilized within a complete formulation

• Not intended for leave-on consumer use without proper formulation

Important Notes

• This product is not intended for direct skin application

• Must be used in accordance with local cosmetic regulations

• For external use only and professional formulation

• Avoid contact with eyes and mucous membranes

• Keep out of reach of children

Packaging & Appearance

• Cosmetic-grade powder

• Packaged in sealed containers for lab and manufacturing use

• Color and texture may vary slightly due to batch purity

Regulatory Disclaimer

This ingredient is provided for formulation purposes only. It is not a finished cosmetic product. All statements are for informational use and have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Use only as directed by a qualified cosmetic chemist or formulator.

Technical Data Sheet (TDS) – Hydroquinone Powder

Product Name: Hydroquinone Powder 

INCI Name: Hydroquinone

CAS Number: 123-31-9 

EINECS Number: 204-617-8 

Chemical Formula: C6H6O2 

Appearance: White to off-white crystalline powder 

Odor: Odorless 

Solubility: Soluble in alcohol, ether, and hot water 

Purity: =99% (USP/Pharma grade available upon request) 

Melting Point: 170–172°C 

pH (1% solution): 5.0–6.5 

Storage Conditions: Store in a cool, dry place away from light and heat. Keep container tightly closed. 

Shelf Life: 24 months from date of manufacture under recommended storage conditions 

Packaging: Sealed pouch (100g, 500g, bulk sizes available)

Applications:

• Used in cosmetic R&D and professional skincare formulations

• Commonly incorporated into emulsions, serums, and creams under regulated conditions

• Requires stabilization and pH control in final formulations

INCI-Compliant Label

INCI Name: Hydroquinone Function: Cosmetic Ingredient (Formulation Use Only) 

Use Level: Typically, 1–4% in finished products (subject to local regulations) 

Form: Powder Origin: Synthetic Purity: =99% 

Recommended Use: For external use only. Not for direct application. Must be formulated by qualified professionals.

Warnings:

• Do not use undiluted on skin

• Avoid contact with eyes

• Not for use in products intended for children

• Follow all applicable cosmetic regulations in your region

Ingredient Safety Summary

Hydroquinone is a well-studied compound used in cosmetic science for its ability to support skin tone uniformity when formulated correctly. It is regulated in many countries and must be used within approved concentrations and product types.

Safety Considerations:

• Should be formulated with antioxidants to prevent oxidation

• Requires air-tight, light-protective packaging in finished products

• Not recommended for long-term or unsupervised use

• May cause irritation if improperly formulated

Regulatory Status:

• USA: OTC use permitted up to 2% in certain drug products; cosmetic use restricted

• EU: Banned in cosmetic products

• Canada: Permitted in non-prescription drugs up to 2%

• Always consult local regulations before use