Sodium Hydroxide

CAS: 1310-73-2 · EC: 215-185-5
Solvent
CosIng Ref: 37890 EU Restriction: III/15a
💡 For reference only. Does not constitute medical advice.
Description
This powerful alkaline compound serves as a pH adjuster in skincare formulations, helping to balance acidity levels and optimize product effectiveness. It's commonly used in very small amounts to neutralize acids and ensure products maintain the proper pH for skin compatibility. Due to its caustic nature, it requires careful handling during manufacturing and should only be present in finished products at safe, diluted concentrations.
Synonyms
소듐하이드록사이드 (ko) 水酸化Na (ja) natrii hydroxidum sodium hydroxide
Properties
✗ Fragrance ✗ Preservative ✗ Colorant
Safety Rating
INTERNAL 3/10 · Low Concern
pH adjuster, strong base at high conc.

Hazard Classification (GHS/CLP)

H-Code Description Category
H314 嚴重皮膚灼傷及眼損傷 health

Found in products

Total: 5769
Product Brand Occurrences
The Ordinary Lactic Acid 10% + HA 2% The Ordinary 3
The Ordinary Multi-Peptide + Copper Peptides 1% Serum to Target Signs of Aging - 30ml The Ordinary 3
The Ordinary Natural Moisturizing Factors + Hyaluronic Acid Daily Moisturiser - 30ml The Ordinary 3
The Ordinary Saccharomyces Ferment 30% Milky Toner for Hydration - 100ml The Ordinary 3
TRESemme Keratin Smooth Infusing Shampoo 100ml TRESemmé 3
TRESemmé Replenish & Cleanse Conditioner 680 ml TRESemmé 3
Tropical Fruits Sugar Body Scrub Mango and Passionfruit 310g Tropical Fruits 3
Ultimate Blends Honey Treasures Strengthening Shampoo for Damaged Hair Garnier 3
Ultra Body Mega Moisture Squalane Cream Kiehl's 3
Ultra Facial Cream with Squalane - 1.7 oz Kiehl's Since 1851 3
Ultra Pure High-Potency Serum 9.8% Glycolic Acid Kiehl's 3
Ultra Repair Face Moisturizer with Sunscreen Broad Spectrum SPF 30 First Aid Beauty 3
Ultra Repair Firming Night Cream with Colloidal Oatmeal + Niacinamide First Aid Beauty 3
Ultra Violette Fave Fluid Ultralight Skinscreen SPF50+ 75ml Ultra Violette 3
Umberto Giannini Curl Jelly Refresh 150ml Umberto Giannini 3
Uriage Eau Thermale Glow Up Water Essence 100ml URIAGE 3
Vaseline Gluta-Hya Dewy Radiance Serum Burst Lotion 200 ml Vaseline 3
Vichy Liftactiv 16% Pure Vitamin C Brightening Serum 20ml Vichy 3
Vichy Liftactiv B3 5% Niacinamide & AHA Complex Dark Spots & Pigmentation Serum 30ml Vichy 3
Virtue Flourish Shampoo for Thinning Hair 240ml Virtue 3
Vitamin C* Brightening Liquid Care Garnier 3
Vitamin C Brightening Night Serum Garnier 3
Vitamin C Fix Cleanser 145ml NIP+FAB 3
Vitamin C* Fresh & Bright Hydrating Sorbet Cream Garnier 3
Vitamin Enriched Smoothing Serum BOBBI BROWN 3
V Shaping Facial Lift Clarins 3
Wash Gel Refreshing NIVEA 3
Weightless Skin Foundation SPF 15 BOBBI BROWN 3
Wella Professionals Invigo Color Brilliance Conditioner for Fine to Normal Hair 200ml Wella Professionals 3
Wella Professionals Invigo Nutri-Enrich Shampoo 300ml Wella Professionals 3
Wonder'Luxe Volume Mascara Rimmel 3
Yardley English Lavender Moisturising Soap Bar for Women 3x100g Yardley 3
Youthtopia™ Origins 3
Ziaja Baltic Home SPA Fit Moisturising Body Mousse 300ml Ziaja 3
Ziaja Goat's Milk Ultralight Face Cream SPF 15 50ml Ziaja 3
10% AHA Lemonade Smoothing Scrub - Original Lemonade OLEHENRIKSEN 2
10% Azelaic Acid Serum for Redness Relief The INKEY List 2
111Skin Repair Day Cream NAC Y2 50ml 111SKIN 2
17. Matte Prep Setting Spray 17 2
2% AHA Exfoliating, Smoothing and Pore Refining Toner Thayers 2
3in1 Charcoal Face Cleanser Garnier 2
4% AHA + BHA & Niacinamide Charcoal Face Serum Garnier 2
Absolue Eye Serum Lancôme 2
Acnecide Purifide Blackhead Control Scrub 120Ml Acnecide 2
Acne Creamy Wash with 4% Benzoyl Peroxide PanOxyl 2
Active Glow Kit: Moisture Surge Hydrating Skincare Gift Set Clinique 2
ACV Revitalizing Shampoo DpHUE 2
Age Defender Moisturizer - 1.69 oz Kiehl's Since 1851 2
Age Defense Shampoo - 16.0 oz Nioxin 2
Age Perfect Midnight Eye Cream L'Oreal 2
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