Zitronensäure-Monohydrat ist eine kristalline Form der Zitronensäure, einer natürlich vorkommenden Alpha-Hydroxysäure (AHA), die durch Fermentation aus Zitrusfrüchten gewonnen wird. Seine Hauptfunktion in kosmetischen und Körperpflegeprodukten ist seine Vielseitigkeit als hochwirksames, kostengünstiges pH-Wert Mittel zur Einstellung und Pufferung. Sekundäre Anwendungen umfassen seine Rolle als mildes chemisches Peelingmittel, Chelatbildner (Metallionenbinder) und Klärungsmittel. Es ist ein unverzichtbarer, grundlegender Inhaltsstoff für Stabilität, Konservierung und sanfte Hauterneuerung.
| INCI-Name | Zitronensäure |
|---|---|
| CAS-Nr. | 5949-29-1 |
| Herkunft | Pflanzliche Fermentation |
| Aussehen | Weißes kristallines Pulver |
| Geruch | Geruchlos |
| Reinheit | ≥ 99,5% |
| Löslichkeit | Hochgradig wasserlöslich |
| Empfohlene Anwendung | 0.1%–2% (formulierungsabhängig) |
| pH-Stabilität | 3,0–7,0 (zur Einstellung des Formulierungs-pH-Werts verwendet) |
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.
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.
| Parameter | Spezifikation |
| Active Marker | 99.5% – 100.5% (Monohydrate) |
| Physikalische Form | Crystalline Powder |
| Löslichkeit | Hochgradig wasserlöslich |
| pH (1% Solution) | Approximately 2.2 |
| Feuchtigkeitsgehalt | 7.5% – 9.0% |
| Haltbarkeit | 24 Monate |
| Lagerung | Tightly sealed, cool, dry, ventilated area |
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.
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.
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.
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