Selenium sulfide (SeS)
Also known as selenium sulfide, Selenium sulphide, Seleniumsulfide
Key facts
What buyers check first
- Appearance
- Orange-yellow tablets or powder
- Melting point
- 111.1 ยฐC
- Boiling point
- 118 to 119 ยฐC
- Density
- 3.056 at 0 ยฐC
- Solubility
- Insoluble in water, ether
- HS code
- 285390
- Category
- Sulfates and sulfur salts
- UN number
- UN 2657

What is Selenium sulfide (SeS)?
Plain description, key identifiers and synonyms
Selenium sulfide appears as orange-yellow tablets or powder. Has a faint odor. (NTP, 1992)
Identifiers
Registry numbers, names and line notations, tap to copy
- CAS number
- 7446-34-6 CAS number cross-checkedOther or deprecated CAS: 7488-56-4
- Molecular formula
- SSe
- UNII
- J90WFR7ZFF
- InChIKey
- VIDTVPHHDGRGAF-UHFFFAOYSA-N
- InChI
- InChI=1S/SSe/c1-2
- SMILES (canonical and isomeric)
- S=[Se]
Synonyms
- selenium sulfide
- Selenium sulphide
- Seleniumsulfide
- Selensulfid
- Abbotselsun
- Selenium sulfide red powder
- selenosulfide
- Caspiselenium
- selenenyl sulfide
- Selenium Sulfide USP
- SeS2
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
| Appearance | Orange-yellow tablets or powderexp.Measured value |
|---|---|
| Odour | Odorlessexp.Measured value |
| Melting point | 111.1 ยฐCexp.Measured value |
| Boiling point | 118 to 119 ยฐCexp.Measured value |
| Density | 3.056 at 0 ยฐCexp.Measured value |
| Solubility | Insoluble in water, etherexp.Measured value |
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 | 111.03 g/molcalc.Computed value |
|---|---|
| Exact mass | 111.8886 Dacalc.Computed value |
| LogP (octanol/water) | 0.27calc.Computed value |
| Topological polar surface area | 0 ร
ยฒcalc.Computed value |
| Hydrogen bond donors | 0calc.Computed value |
| Hydrogen bond acceptors | 1calc.Computed value |
| Rotatable bonds | 0calc.Computed value |
| Heavy atoms | 2calc.Computed value |
| Rings | 0calc.Computed value |
| Aromatic rings | 0calc.Computed value |
| Fraction sp3 carbons | 0calc.Computed value |
| Formal charge | 0calc.Computed value |
| Stereocentres | 0calc.Computed value |
Calculated for screening. Confirm critical figures with the supplier.
Safety and hazards
GHS classification summary, not a safety data sheet
- UN number
- UN 2657
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 aidSelenium sulfide (SeS) suppliers
Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings
- United StatesUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- Price on request
- Price on request
- ManufacturerUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- Syria, Damascus ManufacturerUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- United Kingdom, Stanley ManufacturerUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- India, Surat ManufacturerUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- United States, HoustonUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- United StatesUnclaimed profileSelenium sulfideGrade, purity and minimum order on requestPrice on request
- India, Mumbai ManufacturerUnclaimed profileSelenium SulphideGrade, purity and minimum order on requestPrice on request
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Where suppliers are based
24 suppliers in 7 countries
- India14
- United States3
- China1
- United Kingdom1
- Pakistan1
- Sweden1
- and 1 more countries
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Selenium sulfide (SeS) price
Indicative price range per kg from live supplier offers
Suppliers quote this chemical on request. Send one free request and compare quotes side by side.
Uses and applications
What the substance is used for, by industry and function
Ingredient in anti-dandruff shampoos, constituent of fungicides, veterinary medicine.
Medicine (treatment of seborrhea, medicated shampoos).
Use classes: Cosmetics.
How it is made
Preparation from selenious acid and H2S, product may be a mixture of the elements. ... Prepared by fusion of the elements, solid solutions of sulfur (S8), selenium (Se8) and selenium sulfides (S n Se8-n, n = 1-7) formed. (Selenium sulfides)
Reaction of selenious acid & hydrogen sulfide followed by removal of excess sulfur with carbon disulfide
Regulatory status
Inventories, regulations and trade controls that list this substance
No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.
HS code and trade data
Customs classification and reported world trade statistics
Global trade
World import and export statistics for the HS code Selenium sulfide (SeS) is traded under.
Phosphides, whether or not chemically defined, excluding ferrophosphorus, other, other
- China68.4%
- Israel8.1%
- United States4.9%
- United States19.3%
- Japan17.9%
- China13.4%
The HS code shown for Selenium sulfide (SeS) is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.
Frequently asked questions
Quick answers about Selenium sulfide (SeS), based on the data on this page
What is Selenium sulfide (SeS)?
What is the CAS number of Selenium sulfide (SeS)?
What is the molecular formula and weight of Selenium sulfide (SeS)?
What is Selenium sulfide (SeS) used for?
Is Selenium sulfide (SeS) hazardous?
What is the HS code of Selenium sulfide (SeS)?
Where can I buy Selenium sulfide (SeS)?
Where can I buy Selenium sulfide (SeS) in India?
What is the price of Selenium sulfide (SeS)?
Guides for buyers
Practical guides that help when you source, ship or handle Selenium sulfide (SeS)
- Article, SourcingHow to write an RFQ that gets fast and accurate quotesWhat suppliers need to quote quickly and comparably: exact product identity, quantity and packing, delivery terms, documents, samples and payment, with a ready to use template.Read
- Guide, Trade and logisticsShipping dangerous goods: UN numbers, classes and packing groupsHow the UN dangerous goods system works for chemicals, from the nine classes and UN numbers to packing groups, UN packaging marks, labels, documents and segregation.Read
- Guide, Trade and logisticsHS codes for chemicals and why they matterHow the Harmonized System classifies chemicals, the chapters that matter, the rules for chemically defined compounds and mixtures, and practical steps to find the right code.Read
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