Selenium black 99+ - Suitable for Analysis, Premium pure , CAS No.7782-49-2

CAS: 7782-49-2 Cat. No.: S434041 分子式: Se 分子量: 78.96 EC番号: 231-957-4 PubChem CID: 6326970
注文可能
GRADE & PURITY Suitable for Analysis ? Suitable-for-analysis grade — purity adequate for general analytical procedures. Use as a dependable analytical reagent across routine methods. Premium pure ? Premium pure grade combining high purity with premium QC. Use for high-stakes work needing both cleanliness and lot consistency.
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
★
Size
USA
ドイツ (EU)*
Price
Qty
50g
S434041-50g
受注生産 · 8~12週間

$308.90

$361.90
保存 $53.00 (14.64%)
250g
S434041-250g
受注生産 · 8~12週間

$1,234.90

$1,447.90
保存 $213.00 (14.71%)
Enter a quantity for the sizes you want to add.
🧪
Why this grade

Suitable for Analysis, Premium pure Premium pure,Suitable for Analysis 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.

Specifications

同義語
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
仕様と純度
Suitable for Analysis, Premium pure
保管条件
Room temperature
入荷
FedEx DG Service
等級
Premium pure, Suitable for Analysis
名前と識別子
カノニカル・スマイル
[Se]
IUPAC Name
selenium
InChIKey
BUGBHKTXTAQXES-UHFFFAOYSA-N
INCHI
1S/Se
異性体SMILES
[Se]
RTECS
VS7700000
PubChem CID
6326970
UN番号
3283
包装グループ
I
分子量
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
分類Homogeneous 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
説明This 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
3 D構造
インタラクティブ化学構造モデル





作用メカニズム
証明書(CoA、COO、BSE/TSEと分析図)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
化学的性質と物理的性質
溶解度slightly soluble <0.021mg/L
沸点(°C)685°C
融点(°C)217-222°C
分子量78.970 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
よくある質問と記事
Citations of This Product
ソリューション計算機
レビュー

顧客レビュー

よくある質問

What does Suitable for Analysis mean?
Suitable for Analysis is a defined analytical purity tier suitable for quantitative analytical methods. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. Suitable for Analysis is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
What does Premium pure mean?
Premium pure is a defined analytical purity tier suitable for general analytical and reagent applications. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. Premium pure is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
How should this product be stored?
Store at room temperature.
How is this product shipped?
This product is classified as dangerous goods and ships via FedEx DG Service. Ground and other economy services are not available, and delivery to some destinations or address types may be restricted.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 7782-49-2, the molecular formula is Se, and the molecular weight is 78.96 g/mol. InChIKey BUGBHKTXTAQXES-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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