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Ingredients

Ingredient Dictionary

ZINC BORATE

Korean limit
1%
Molecular structure

Definition

US FDA substance register · UNII 21LB2V459E · registered name ZINC BORATE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Draws moisture into the skinSKIN CONDITIONING - HUMECTANT

Safety & regulatory references

Banned
European Union
Restricted
China · South Korea

Source: MFDS (Korea) cosmetic regulatory information

Argentina · Brazil

  • Field of application and/or use : (a)Talc (b) Products for oral hygiene (c) Other products (excluding bath products and hair undulation)
  • Maximum concentration permitted at final product : (a) 5% (m/m calculated as boric acid) (b) 0,1% (m/m calculated as boric acid) (c) 3% (m/m calculated as boric acid)
  • Other limitations and requirements : a) No use in products for children under 3 years. Do not use on broken or irritated skin if the tenor of soluble free borates exceed 1,5% (calculated as boric acid, m / m) b) No use in products for children under 3 years. c) No use in products for children under 3 years. Do not use on broken or irritated skin if the concentration of soluble borates exceed 1,5% (calculated as boric acid, m / m)
  • Use conditions and warnings that must appear on the label : a), b) and c) For products for adult use: "Do not use in children" For products aimed at children: "Do not use in children under 3 years" a) Do not use on broken or irritated skin b) Do not ingest c) Do not use on broken or irritated skin
  • Maximum concentration permitted at final product : 1% calculated as zinc.

ASEAN

  • Field of application and/or use : (a) Talc (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
  • Maximum authorised concentration in the finished cosmetic product : (a) 5% (by mass/mass as boric acid) (b) 0.1% (by mass/mass as boric acid) (c) 3% (by mass/mass as boric acid)
  • Other limitations and requirements : (a) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (by mass/mass as boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (by mass/mass as boric acid)
  • Conditions of use and warning which must be printed on the labels : (a) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
  • Field of application :
  • Other limitations and requirements :

Canada

  • Conditions of Use by product type : (a) As a pH adjuster (b) Other cosmetics
  • Maximum Concentration Permitted : ((a) 0.1% (b) 5%
  • Warnings and Cautionary Statements: (to the effect of) : (b) "Do not use on broken or abraded skin, not to be used by children under three years of age."

Source: MFDS (Korea) cosmetic regulatory information

Korea’s toxic-substance GHS classification: Danger · H400 (category 1) · H410 (category 1) · H319 (category 2) · +1 more

Source: Korea toxic substances GHS register (NIER)

Restriction II/1396 · SCCS opinion: Opinion on Boric acid, Borates and Tetraborates; Opinion on Sodium Perborate and Perboric Acid

Source: EU CosIng ingredient list

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

Names & identifiers

ZINC BORATEINCI징크보레이트Korean label name (MFDS standard)Boric acid, zinc saltSynonym
CAS No.chemical registry number
10192-46-8
CAS No.chemical registry number
1332-07-6
EC No.EU chemical inventory number
215-566-6
EC No.EU chemical inventory number
233-471-8
DTXSIDUS EPA chemical ID
DTXSID6091554
DTXCIDUS EPA compound ID
DTXCID4065238
IUPAC
Zinc borate (3/2)
Molecular formula
B2O6Zn3
Molecular weight
313.75 g/mol

Measured properties

Appearance
solid
Colour
white
Odour
odourless
pH
7.6
Melting/freezing point
&amp, gt, 300 ℃
Flammability (solid, gas)
not flammable
Water solubility
&amp, lt, ㎎/ℓ
Vapour density
3.64 g/㎤
Relative density
2.6
Molecular weight
434.75

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: KOSHA safety data sheets (Korea)

What products actually use it for

What the 48 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.

  • Flame retardant36
  • Biocide2
  • Conductive agent2
  • Filler2
  • Processing aids not otherwise specified2
  • Flocculating agent1
  • Pigment1
  • Intermediate1
1 other uses
  • Corrosion inhibitor1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

2 skin studies and 2 eye studies are on record.

Classed as low1

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 4 studies
  • Not classified
    Skin Irritation · Screening
  • Classification not possible
    Skin Sensitization · Screening
  • Category 6.4A (Category 2A)
    Eye Irritation · Read Across
  • Category 2
    Eye Irritation · Screening

Source: US EPA CompTox dashboard

Related literature

Linked databases 15