Sodium sulfide - ≥95% , CAS No.1313-82-2

CAS: 1313-82-2 Cat. No.: S138149 Formula: Na2S Molecular Weight: 78.04 EC Number: 215-211-5 PubChem CID: 237873
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
Disodium sulfide | Sodium sulfide (Na2S) | Sodium sulfide, 95%, anhydrous | Sodium sulfide (VAN) | HSDB 772 | Sodium sulfide (Na2S) (8CI,9CI) | Sodium sulfide, anhydrous or sodium sulfide with <30% water of crystallization [UN1385] [Spontaneously combust
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice,FedEx DG Service
★
Size
USA
Germany (EU)*
Price
Qty
5g
S138149-5g
Made to order · 8–12 wks
$77.90
10g
S138149-10g
In stock ≥10
—
$139.90
25g
S138149-25g
8 In stock
—
$266.90
50g
S138149-50g
Made to order · 8–12 wks
$511.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice,FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 582 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Cubic crystals of sodium sulfide (Na2S) are extremely hygroscopic in nature and discolor on exposure to air. Na2S is soluble in water, slightly soluble in alcohol and insoluble in ether. Aqueous solutions of Na2S are strongly alkaline.It is used for H2S therapy, to study its effect on the prevention of diabetes in animals.

Specifications

Synonyms
Disodium sulfide | Sodium sulfide (Na2S) | Sodium sulfide, 95%, anhydrous | Sodium sulfide (VAN) | HSDB 772 | Sodium sulfide (Na2S) (8CI,9CI) | Sodium sulfide, anhydrous or sodium sulfide with <30% water of crystallization [UN1385] [Spontaneously combust
Specifications & Purity
≥95%
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice,FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid
Canonical Smiles
[Na+].[Na+].[SH-]
IUPAC Name
disodium;sulfanide
InChIKey
VDQVEACBQKUUSU-UHFFFAOYSA-M
INCHI
1S/2Na.H2S/h;;1H2/q2*+1;/p-1
Isomeric SMILES
[Na+].[Na+].[SH-]
WGK Germany
2
RTECS
WE1905000
PubChem CID
237873
UN Number
1385
Packing Group
II
Molecular Weight
78.04

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassAlkali metal organides
SubclassAlkali metal hydrides
Intermediate Tree Nodes Not available
Direct ParentAlkali metal hydrides
Alternative Parents Inorganic sodium salts  Inorganic hydrides  
Molecular FrameworkNot available
Substituents Alkali metal hydride - Inorganic sodium salt - Inorganic hydride - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal hydrides. These are inorganic hydride compounds in which the heaviest metal atom is an alkali metal.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

44 results found

Lot NumberCertificate TypeDateItem
I2419259Certificate of AnalysisJul 06, 2026 S138149
G2606523Certificate of AnalysisJun 24, 2026 S138149
G2606522Certificate of AnalysisJun 24, 2026 S138149
G2606521Certificate of AnalysisJun 24, 2026 S138149
G2606520Certificate of AnalysisJun 24, 2026 S138149
L2515196Certificate of AnalysisDec 08, 2025 S138149
L2515195Certificate of AnalysisDec 08, 2025 S138149
L2515194Certificate of AnalysisDec 08, 2025 S138149
L2515193Certificate of AnalysisDec 08, 2025 S138149
L2504585Certificate of AnalysisNov 24, 2025 S138149
E2516708Certificate of AnalysisApr 29, 2025 S138149
E2516698Certificate of AnalysisApr 29, 2025 S138149
E2516697Certificate of AnalysisApr 29, 2025 S138149
E2516696Certificate of AnalysisApr 29, 2025 S138149
L2412564Certificate of AnalysisDec 02, 2024 S138149
L2412557Certificate of AnalysisDec 02, 2024 S138149
L2412572Certificate of AnalysisDec 02, 2024 S138149
L2424001Certificate of AnalysisDec 02, 2024 S138149
I2419522Certificate of AnalysisSep 09, 2024 S138149
I2419521Certificate of AnalysisSep 09, 2024 S138149
I2419520Certificate of AnalysisSep 09, 2024 S138149
I2419258Certificate of AnalysisSep 09, 2024 S138149
C2414736Certificate of AnalysisMar 04, 2024 S138149
C2414735Certificate of AnalysisMar 04, 2024 S138149
C2414737Certificate of AnalysisMar 04, 2024 S138149
C2414738Certificate of AnalysisMar 04, 2024 S138149
C2414744Certificate of AnalysisMar 04, 2024 S138149
C2414745Certificate of AnalysisMar 04, 2024 S138149
I2321830Certificate of AnalysisSep 05, 2023 S138149
L2326090Certificate of AnalysisSep 05, 2023 S138149
I2321698Certificate of AnalysisSep 05, 2023 S138149
I2321833Certificate of AnalysisSep 05, 2023 S138149
F2316518Certificate of AnalysisMay 25, 2023 S138149
F2316519Certificate of AnalysisMay 25, 2023 S138149
F2316521Certificate of AnalysisMay 25, 2023 S138149
D2110332Certificate of AnalysisJan 17, 2023 S138149
K22301225Certificate of AnalysisOct 26, 2022 S138149
K22301226Certificate of AnalysisOct 26, 2022 S138149
K22301256Certificate of AnalysisOct 26, 2022 S138149
K22301260Certificate of AnalysisOct 26, 2022 S138149
D2323916Certificate of AnalysisOct 26, 2022 S138149
J2213138Certificate of AnalysisOct 17, 2022 S138149
F2201013Certificate of AnalysisJun 06, 2022 S138149
I2206050Certificate of AnalysisMar 11, 2021 S138149
Chemical and Physical Properties
SolubilitySoluble in water. Decomposes in acid. Slightly soluble in alcohol. Insoluble in ether
SensitivityMoisture sensitive;Light sensitive;Air sensitive
Melt Point(°C)950°C
Molecular Weight79.060 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass78.9594 Da
Monoisotopic Mass78.9594 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count3
Formal Charge1
Complexity2.800
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

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