Acide citrique monohydraté

L'acide citrique monohydraté est une forme cristalline de l'acide citrique, un acide alpha-hydroxylé (AHA) d'origine naturelle, dérivé des agrumes par fermentation. Sa fonction principale dans les formulations cosmétiques et de soins personnels est sa polyvalence en tant qu'agent très efficace et économique pH d'ajustement et de tampon. Ses utilisations secondaires comprennent son rôle d'exfoliant chimique doux, d'agent chélateur (agent liant les ions métalliques) et d'agent clarifiant. C'est un ingrédient indispensable et fondamental pour la stabilité, la conservation et le renouvellement doux de la peau.

Nom INCI

Acide citrique

N° CAS

5949-29-1

Origine

Fermentation d'origine végétale

Apparence

Poudre cristalline blanche

Odeur

Inodore

Pureté

≥ 99,5%

Solubilité

Très soluble dans l'eau

pH Stability

3.0–7.0 (utilisé pour ajuster le pH de la formulation)

The Formulation Foundation: High-Purity Citric Acid Monohydrate for Uncompromised Stability

In the prestige beauty industry, the difference between a market-leading formulation and a failed one often comes down to the integrity of its stabilization system. High-end brands frequently encounter product separation, preservative decay, and sensorial drift—all symptoms of poor pH management and trace mineral contamination. While Citric Acid is a ubiquitous ingredient, sourcing low-purity grades introduces impurities that can destabilize high-potency actives like peptides or volatile vitamins. Our High-Purity Citric Acid Monohydrate is engineered to meet the stringent demands of global luxury R&D, providing the essential precision required to maintain the skin’s acid mantle and ensure long-term shelf stability in complex, active-rich emulsions.

Unrivaled Technical Precision: Performance Metrics

  • Precision pH Modulation: Engineered to provide consistent, high-accuracy pH depression, ensuring your final formulation consistently hits the 4.5–6.5 window required for maximum active stability and optimal skin compatibility.

  • Advanced Chelation Matrix: Effectively sequesters divalent cations (Fe²⁺, Cu²⁺, Ca²⁺) that act as catalysts for oxidative degradation. By neutralizing these ions, our Citric Acid acts as a structural protector for sensitive formulations, significantly extending the active life of vitamins and essential oils.

  • Buffered Exfoliation Efficiency: As a high-purity Alpha Hydroxy Acid (AHA), it delivers controlled, mild desquamation. It selectively targets dead skin cells without the aggressive inflammation or barrier stripping associated with low-molecular-weight chemical peels.

  • Microbial Synergy: Enhances the performance of modern preservation systems by creating an environment where preservatives remain at their peak biocidal activity, reducing the need for high-load chemical preservatives.

Core Specifications & Technical Parameters

ParamètreSpécification
Active Marker99.5% – 100.5% (Monohydrate)
Forme physiqueCrystalline Powder
SolubilitéHautement soluble dans l'eau
pH (1% Solution)Approximately 2.2
Teneur en humidité7.5% – 9.0%
Durée de conservation24 mois
StockageTightly sealed, cool, dry, ventilated area

Formulation Intelligence: The “Golden Synergy” Blends

Accelerate your R&D pipeline with these strategically optimized pairings designed to deliver market-leading, high-stability results:

  • The “Stability-Shield” Serum: Combine with Ferulic Acid and Vitamin C. This synergy is critical; our High-Purity Citric Acid chelates metal traces that would otherwise trigger the oxidation of your Vitamin C, while simultaneously maintaining the specific acidic pH required to keep the Vitamin C in its active state.

  • The “Refining-Barrier” Cleanser: Pair with Mild Surfactants and Glycerin. Use Citric Acid as the finishing touch to balance the cleanser’s pH, which prevents the “tight” feeling post-wash and maximizes the efficacy of the surfactants while maintaining the skin’s natural lipid barrier.

  • The “Vascular-Clarity” Toner: Integrate into AHA/BHA clarifying systems. By using our High-Purity Citric Acid alongside salicylic or glycolic acid, you create a tiered exfoliation effect—Citric Acid provides the initial surface-level brightening and pH buffering, while the heavier acids handle deeper pore clarification.

Quality Assurance & Regulatory Excellence

Our production standards reflect the precision required by global dermatological brands, ensuring total supply chain confidence:

  • ISO 9001

  • ISO 22000

  • COSMOS

  • HALAL

  • IQNET

Our comprehensive technical dossier—including TDS, MSDS, and COA—is available to support your regulatory and safety assessment requirements.

Secure Your Competitive Edge in Formulation Integrity

True innovation in prestige skincare begins with the foundation of your formula. Stop settling for industrial-grade additives that introduce unnecessary risk to your active delivery systems. Integrate the standardized purity and reliability of our High-Purity Citric Acid Monohydrate to protect your most valuable formulations.

Contact our technical advisory team to secure your professional evaluation samples and gain immediate, priority access to our full library of technical validation reports and stability testing data.

Request your technical dossier and premium-grade, high-purity samples today to initiate the next generation of high-potency, stability-first beauty formulations.

Shaanxi Huatai Bio-Fine Chemicals Co., Ltd. est un fabricant spécialisé d'ingrédients avancés pour les soins de la peau fonctionnels, fournissant des solutions de gros évolutives pour les marques de beauté mondiales. Nous proposons des approvisionnements en vrac de haute pureté en Glabridine (éclaircissant), Licochalcone A (anti-acné), Totarol et Glycyrrhizinate dipotassique. Avec des concentrations personnalisées (1%–99%) et des capacités OEM complètes, nos installations certifiées ISO 9001/22000 et COSMOS garantissent une qualité premium de qualité cosmétique pour chaque commande en gros.

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