Selenium - ≥99.5% metals basis, powder,>100 mesh , CAS No.7782-49-2

CAS: 7782-49-2 Cat. No.: S434871 Summenformel: Se Molekulargewicht: 78.96 EG-Nummer: 231-957-4 PubChem CID: 6326970
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GRADE & PURITY ≥99.5% metals basis powder,>100 mesh
Synonyms
Colloidal selenium | HSDB 4493 | NSC-605852 | Q876 | Selenium compound, n.o.s. | Selenium, elemental | 1-(2,6-Dichlorophenyl)-2-oxoindoline | C01529 | Selen [Polish] | MFCD00134090 | Selenium shot, 4N | Se0 | Selenium Standard: Se @ 1000 microg/mL in 5% H
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Deutschland (EU)
USA*
Price
Qty
50g
S434871-50g
—
2 Auf Lager
32,89€
250g
S434871-250g
1 Auf Lager
1 Auf Lager
130,07€
Enter a quantity for the sizes you want to add.
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Why this grade

≥99.5% metals basis, powder,>100 mesh for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships 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 1036 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Application

Se is used in the synthesis of CdSe, which is consequetively used to modulate the photoresponse of quantum dot solar cells by varying the size and shape of semiconductor nanostructures.

Specifications

Synonyme
Colloidal selenium | HSDB 4493 | NSC-605852 | Q876 | Selenium compound, n.o.s. | Selenium, elemental | 1-(2,6-Dichlorophenyl)-2-oxoindoline | C01529 | Selen [Polish] | MFCD00134090 | Selenium shot, 4N | Se0 | Selenium Standard: Se @ 1000 microg/mL in 5% H
Spezifikationen & Reinheit
≥99.5% metals basis, powder,>100 mesh
Storage
Room temperature
Verschickt in
FedEx DG Service
Reinheit
≥99.5% metals basis
Namen und Kennungen
Pubchem Sid528773994
Kanonisches Lächeln[Se]
IUPAC Nameselenium
InChIKeyBUGBHKTXTAQXES-UHFFFAOYSA-N
INCHI1S/Se
Isomere SMILES [Se]
RTECS VS7700000
PubChem CID 6326970
UN-Nummer 3283
Verpackungsgruppe I
Molekulargewicht 78.96

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
SuperclassHomogeneous non-metal compounds
KlasseHomogeneous other non-metal compounds
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentHomogeneous other non-metal compounds
Alternative Parents Not available
Molecular FrameworkNot available
Substituents Homogeneous other non metal
BeschreibungThis compound belongs to the class of inorganic compounds known as homogeneous other non-metal compounds. These are inorganic non-metallic compounds in which the largest atom belongs to the class of 'other non-metals'.
External Descriptors nonmetal atom - chalcogen
3D-Struktur
Interaktives chemisches Strukturmodell





Wirkungsmechanismen
Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
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.

9 results found

Lot NumberCertificate TypeDatumArtikel
H2607433Certificate of AnalysisMay 12, 2026 S434871
H2607470Certificate of AnalysisMay 12, 2026 S434871
D2621549Certificate of AnalysisApr 09, 2026 S434871
G2517632Certificate of AnalysisJul 07, 2025 S434871
G2517637Certificate of AnalysisJul 07, 2025 S434871
B2506154Certificate of AnalysisFeb 08, 2025 S434871
B2506168Certificate of AnalysisFeb 08, 2025 S434871
F2403360Certificate of AnalysisJun 12, 2024 S434871
F2403358Certificate of AnalysisJun 06, 2024 S434871
Chemische und physikalische Eigenschaften
Siedepunkt (°C)685°C
Schmelzpunkt (°C)217-222°C
Molekulargewicht78.970 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass79.9165 Da
Monoisotopic Mass79.9165 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count1
Formal Charge0
Complexity0.000
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 Count1
FAQs und Artikel
Citations of This Product
Lösungsrechner
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