Tin Oxide
AKA “Tin oxide (SnO2), KM7N50LOS6, DTXSID8042474, CI 77861, C.I. 77861, Stannoxyl, Putty powder, Polishing powder, Tin ash, Nanotek tin oxide
Ingredient
Ingredient Facts
Tin oxide
AKA: Tin oxide (SnO2), KM7N50LOS6, DTXSID8042474, CI 77861, C.I. 77861, Stannoxyl, Putty powder, Polishing powder, Tin ash, Nanotek tin oxide
Ingredient · Abrasive · EWG: 4
Synthetic
Not Clean
Tin(iv) oxide appears as white or off-white crystalline solid or powder. mp: 1127 °C, Sublimes: 1800-1900 °C, density: 6.95 g/cm3 Insoluble in water. Soluble in concentrated sulfuric acid, hydrochloric acid. Occurs in nature as the mineral cassiterite. Used as a catalyst, in putty, as a polishing powder for steel and glass, in ceramic glazes and colors. "Flowers of tin" refers to the material collected as the result of condensation after sublimation.
Solubility Insoluble (NIOSH, 2024)
Formula
O2Sn
Mol. Weight
150.71
CAS #
18282-10-5
Form
Powder
State
Tin(iv) oxide appears as white or off-white crystalline solid or powder. mp: 1127 °C, Sublimes: 1800-1900 °C, density: 6.95 g/cm3 Insoluble in water. Soluble in concentrated sulfuric acid, hydrochlori
See origin →
Functions
Abrasive
Bulking
Opacifying
Viscosity Controlling
Physical Exfoliant
Adds Body & Volume
Adds Opacity
Controls Viscosity
Reduces Inflammation
Gently polishes surface
Adds volume
Creates creamy opacity
Controls product thickness
Traditional Use
Used historically in Chinese cosmetics as a whitening and opacifying agent. In modern cosmetics, it is employed primarily in color cosmetics for opacity and shimmer effects.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
ewg-4
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Line-Filling Eye Balm
Alpyn Beauty
 →
Sun Melt
Saie
 →
Glow Sculpt™
Saie
 →
Complexion Boost
Saie
 →
Toasty Fall Bundle
Saie
 →
The Impossible Glow™ Glow Drops
Pai Skincare
 →
The Impossible Glow™ Glow Drops Mini
Pai Skincare
 →
Royal Tulip Petal Polish
Bloom Effects
 →
Tulipscreen™ Hydrating Lip Oil
Bloom Effects
 →
Glow I.V.
Kosas
 →
Skin Activator Serum
Credo Beauty
 →
Skin Activator Packette
Credo Beauty
 →
Hyaluronic Highlight Balm Last Call
MOB Beauty
 →
Hyaluronic Highlight Balm
MOB Beauty
 →
Lit Up Highlight Stick - Pärla
Westman Atelier
 →
Lit Up Highlight Stick - Garçonne
Westman Atelier
 →
Liquid Super Loaded Tinted Highlight - Peau de Petal
Westman Atelier
 →
Sun Tone Bronzing Drops - Soleil Parfait 2
Westman Atelier
 →
Sun Tone Bronzing Drops - Soleil Parfait 3
Westman Atelier
 →
Sun Tone Bronzing Drops - Soleil Parfait 4
Westman Atelier
 →
Sun Tone Bronzing Drops - Soleil Parfait 1
Westman Atelier
 →
Lit Up Highlight Stick - Petal
Westman Atelier
 →
Super Loaded Tinted Highlight - Peau de Santé
Westman Atelier
 →
Super Loaded Tinted Highlight - Peau de Soleil
Westman Atelier
 →
Super Loaded Tinted Highlight - Peau de Peony
Westman Atelier
 →
Super Loaded Tinted Highlight - Peau de Rosé
Westman Atelier
 →
Liquid Super Loaded Tinted Highlight - Peau de Pêche
Westman Atelier
 →
Super Loaded Tinted Highlight - Peau de Pêche
Westman Atelier
 →
Lit Up Highlight Stick - Biscuit
Westman Atelier
 →
Lit Up Highlight Stick - Nectar
Westman Atelier
 →
Lit Up Highlight Stick - Brûlée
Westman Atelier
 →
Liquid Super Loaded Tinted Highlight - Peau de Soleil
Westman Atelier
 →
Lit Up Highlight Stick - Lit
Westman Atelier
 →
Liquid Super Loaded Tinted Highlight - Peau de Rosé
Westman Atelier
 →
Face Trace Contour Stick - Truffle
Westman Atelier
 →
Face Trace Contour Stick - Ganache
Westman Atelier
 →
Vital Skin Foundation Stick - Atelier 0
Westman Atelier
 →
Baby Cheeks Blush Stick - Bichette
Westman Atelier
 →
Baby Cheeks Blush Stick - Coquette
Westman Atelier
 →
Squeaky Clean Liquid Lip Balm - Chou Chou
Westman Atelier
 →
Mixed Media Must Haves
Gen See
 →
Straight Flush Glow Stick
Gen See
 →
Mixed Media Liquid Eyeshadow
Gen See
 →
GoGo Cooling Shimmer Eyeshadow
Tower 28 Beauty
 →
ShineOn Lip Oil Jelly
Tower 28 Beauty
 →
ShineOn Milky Lip Oil Jelly
Tower 28 Beauty
 →
Liquid Powder Eye Tint
ILIA Beauty
 →
Overglaze Hydrating Lip Gloss
ILIA Beauty
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Soft Focus Blurring Blush
ILIA Beauty
 →
The Ethereal Baked Face Palette
ILIA Beauty
 →
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR