What is this ingredient?

미국 FDA 물질 등록 · UNII E1UOL152H7 · 등록명 Iron · 단일 화학물질

All ingredients

Ingredient Dictionary

IRON POWDER

Iron atom is an iron group element atom that has atomic number 26.

How much products actually contain

No product states its amount yet.

Of the products containing it, 14 list it before the 1% line and 0 after it (usually 1% or less).

Products using this ingredient

12 of 14 confirmed · likeliest to carry enough first · See all 14

Definition

US FDA substance register · UNII E1UOL152H7 · registered name Iron · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Iron atom is an iron group element atom that has atomic number 26. It has a role as a micronutrient and an Escherichia coli metabolite.

Source: PubChem

Iron Powder is the element consisting of powdered metallic iron

Cosmetic roles

Makes a clear formula opaqueOPACIFYINGReduces other ingredientsREDUCING

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name 鉄: 本品は、金属鉄の粉末である。

Source: JCIA labelling names (Japan)

Names & identifiers

IRON POWDERINCI아이런가루Korean label name (MFDS standard)IronSynonym鉄Japanese labelling name

CAS No.chemical registry number: 7439-89-6
EC No.EU chemical inventory number: 231-096-4
DTXSIDUS EPA chemical ID: DTXSID5043710
DTXCIDUS EPA compound ID: DTXCID3023710

IUPAC: Iron
Molecular formula: Fe
Molecular weight: 55.845 g/mol

Measured properties

Appearance: Iron, [powdered] appears as a gray lustrous powder. Used in powder metallurgy and as a catalyst in chemical manufacture. · Dry Powder, Other Solid, Large Crystals, Wet Solid, CBI
Boiling point: 2,861 °C · 288 °F
Melting point: 1538 °C · 1,538 °C
Solubility: INSOL IN HOT & COLD WATER, ALKALI, ALC, ETHER, SOL IN ACIDS · Soluble in dilute acid.
Density: 7.87 g/cu cm · Density: ...cast 7.76, wrought 7.25-7.78, steel 7.6-7.78.
Stability: Stable in dry air but readily oxidizes in moist air forming "rust" (chiefly oxide, hydrated).
Colour: grey
Odour: odourless
Melting/freezing point: 1538 ℃(101 hPa)
Initial boiling point and range: 2861 ℃(1013 hPa)
Vapour pressure: 1 ㎩ (1455℃)
Vapour density: 7.87 g/㎤
Relative density: 7.86 ()
Molecular weight: 55.845

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 103 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Binder33
Degradant/impurity (EPA)20
Filler6
No specific technical function5
Magnetic element4
Intermediate3
Sealant (barrier)3
Pigment3

19 other uses

Catalyst3
Hardener2
Heat transferring agent2
Soil amendments2
Abrasive2
pH regulating agent2
Chemical reaction regulator1
Preservative1
Flavouring and nutrient1
Flux agent1
Opacifer1
Reducing agent1
Softener and conditioner1
Absorbent1
Alloying element1
Processing aids not otherwise specified1
Incandescent agent1
Anti-caking agent1
Heat stabilizer1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

1 skin studies and 1 eye studies are on record.

Classed as low2

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 2 studies

Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to