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Silicates, borates and other salts

Sodium trithiocarbonate

Also known as disodium carbonotrithioate, Carbonotrithioic acid, disodium salt, Sodium sulfocarbonate

CAS 534-18-9Formula CNa2S3Molar mass 154.19 g/molEC 208-592-4
GHS signal word: Danger. Pictograms: Corrosive 9 suppliers listed
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Sodium trithiocarbonate chemical structure, CNa2S3, CAS 534-18-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
534-18-9
Formula
CNa2S3
Molar mass
154.19 g/mol
Physical form
Liquid
HS code
285390
Category
Silicates, borates and other salts
Illustrative photo, closed blue jerry cans in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Sodium trithiocarbonate?

Plain description, key identifiers and synonyms

Sodium trithiocarbonate is a chemical substance with the molecular formula CNa2S3 and a molar mass of 154.19 g/mol. Its CAS registry number is 534-18-9. The IUPAC name is disodium, carbonotrithioate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
disodium, carbonotrithioate
CAS number
534-18-9 CAS number cross-checked
EC number
208-592-4
Molecular formula
CNa2S3
UNII
Y01PT1AS4O
InChIKey
USAIOOFEIMNEDN-UHFFFAOYSA-L
InChI
InChI=1S/CH2S3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
SMILES (canonical and isomeric)
C(=S)([S-])[S-].[Na+].[Na+]

Synonyms

  • disodium carbonotrithioate
  • Carbonotrithioic acid, disodium salt
  • Sodium sulfocarbonate
  • Aquamet t
  • Trithiocarbonic acid disodium salt
  • Tramfloc 904
  • Disodium thiocarbonate
  • Carbonotrithioic acid, sodium salt (1:2)
  • Carbonotrithioic acid sodium salt (1:2)
  • Sodium thiocarbonate
  • disodium, carbonotrithioate
  • Sodium Carbonotrithioate
  • disodium trithiocarbonate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
154.19 g/molcalc.
Exact mass
153.8958 Dacalc.
LogP (octanol/water)
-5.63calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
6calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive

Hazard statements

  • H314Causes severe skin burns and eye damage.
Precautionary statements (12)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Sodium trithiocarbonate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 9 suppliers
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Where suppliers are based

9 suppliers in 3 countries

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Sodium trithiocarbonate price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Industrial uses: Intermediate, Solids separation.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Sodium trithiocarbonate is traded under.

HS 2853.90Indicative HS code

Phosphides, whether or not chemically defined, excluding ferrophosphorus, other, other

World exports in 2024
$2.45B
−33.6% vs 2023, imports $816M
2019 to 2024
Top exporters
  1. China68.4%
  2. Israel8.1%
  3. United States4.9%
Top importers
  1. United States19.3%
  2. Japan17.9%
  3. China13.4%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Sodium trithiocarbonate is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Sodium trithiocarbonate, based on the data on this page

What is Sodium trithiocarbonate used for?

Industrial uses: Intermediate, Solids separation.

Is Sodium trithiocarbonate hazardous?

Sodium trithiocarbonate carries the GHS signal word "Danger". Main hazards: causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

Guides for buyers

Practical guides that help when you source, ship or handle Sodium trithiocarbonate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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