Definition
US FDA substance register · UNII C2VLY70GFU · registered name ACID BLACK 52 · single chemical substance
Cosmetic roles
Safety & regulatory references
- Banned
- Argentina · ASEAN · Brazil · China · European Union · South Korea · Taiwan · United Kingdom
Source: ASEAN Cosmetic Directive · EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · Taiwan FDA cosmetic ingredients · UK cosmetics regulations (OPSS)
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Restriction II/1323
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 5610-64-0
- EC No.EU chemical inventory number
- 227-029-3
- DTXSIDUS EPA chemical ID
- DTXSID40873917
- DTXCIDUS EPA compound ID
- DTXCID101012102
- IUPAC
- Sodium 3-hydroxy-4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]-7-nitronaphthalene-1-sulfonate--chromium (3/3/2)
- Molecular formula
- C60H36Cr2N9Na3O21S3
- Molecular weight
- 1488.13 g/mol
Measured properties
- Appearance
- Dry Powder · Black powder, [MSDSonline]
- Odour
- Odorless[ECHA, Search for Chemicals. Chromium, 3-hydroxy-4- · odourless
- Melting point
- Decomposes at 299 °C (OECD Guideline 102 (Melting point / Melting Range)[ECHA, Search for Chemicals. Chromium, 3-hydroxy-4-
- Solubility
- Solubility in water: <0.01 g/L at 20 °C and pH 4.39 /Non-sodium complex/[ECHA, Search for Chemicals. Chromium, 3-hydroxy-4- · Soluble in water (30 mg/mL)
- Density
- 1.58 at 20 °C (OECD Guideline 109 (Density of Liquids and Solids))[ECHA, Search for Chemicals. Chromium, 3-hydroxy-4-
- Stability
- Stable under normal temperatures and pressures.
- pH
- ... trivalent chromium compounds are amphoteric ...
- Water solubility
- &, lt, 0.01 g/ℓ
- Auto-ignition temperature
- 248 ℃
- Molecular weight
- 1488.01
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 1 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.
- Dye1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 skin studies and 0 eye studies are on record.
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 1 studies
- Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation)
Source: US EPA CompTox dashboard
Linked databases 16
- ASEAN Cosmetic Directive
- Australian Industrial Chemicals Inventory (AICIS)
- EU CosIng ingredient list 2
- EU Cosmetics Regulation
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic regulatory information 2 3
- PubChem
- Taiwan FDA cosmetic ingredients
- UK cosmetics regulations (OPSS)
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata