Alpha-Arbutin Powder Canada

Overview

Alpha Arbutin is a water-soluble cosmetic ingredient used by formulators to support the appearance of a more even, brighter-looking complexion in leave-on products. Pure, concentrated ingredient for formulating. Not a finished cosmetic product.

Key Specs

• INCI: Alpha-Arbutin
• CAS: 84380-01-9
• Also Known As: α-Arbutin
• Country of Origin: —
• Form & Appearance: White crystalline powder; odourless
• Assay/Purity: ≥98% (HPLC)
• Solubility: Water-soluble; soluble in glycols (e.g., propylene glycol, glycerin); insoluble in oils
• Usage Rate %: 0.2–2.0%
• pH Stability: Typically used at pH ~4.5–6.5
• Heat/Processing: Add in cool-down below ~40 °C; avoid prolonged heating
• Melting Point: ≈203–206 °C
• Grade/Allergen: Cosmetic grade; vegan-friendly

Applications

• Serums
• Lotions & creams
• Gels
• Toners/Essences
• Spot treatments
• Sheet masks

How to Use

1. Phase & Dissolution: Water phase; pre-dissolve in distilled water or a water/propylene glycol mix until clear.
2. When to Add: Add during cool-down below ~40 °C.
3. pH Window: Aim for finished product pH ~4.5–6.5.
4. Compatibility: Compatible with most humectants, thickeners, and mild acids; avoid strong oxidizers and extreme pH.

Troubleshooting: If precipitation or cloudiness occurs, increase water/glycol ratio or warm gently (<40 °C) to re-dissolve; if browning over time, keep pH ~5–6 and add antioxidant/chelator.

Storage & Shelf Life

• Store tightly closed in a cool, dry place away from heat and light.
• Typical shelf life: —

Safety & Handling

FOR EXTERNAL USE ONLY. Not a finished cosmetic product. Use appropriate PPE and avoid inhalation of powders. Consult SDS.

Documentation

• Safety Data Sheet (SDS)
• Certificate of Analysis (COA)