Silicon Standard - PureSpectra™, Spectrum pure , CAS No.7440-21-3

CAS: 7440-21-3 Cat. No.: S108978 分子式: Si 分子量: 28.09 EC番号: 231-130-8 PubChem CID: 5461123
注文可能
GRADE & PURITY PureSpectra™ ? PureSpectra™ — Aladdin's premium line for spectroscopy applications. Use where low spectral background ensures clean UV/Vis/IR measurements. Spectrum pure ? Spectrum-pure grade with impurities controlled to a spectroscopically clean baseline. Use for spectroscopy where background signals must be minimal.
Synonyms
7440-21-3|Si|Silicon|Silicone|Silicon powder|Z4152N8IUI|90337-93-2|DTXSID0051441|CHEBI:27573|MFCD00085311|Silicon metal|SILICON (II)|SILICON [II]|SILICON (MART.)|SILICON [MART.]|Defoamer S-10|silicio|Silicon dust|MFCD00011228|Silicon, elemental|Silicon po
Storage
Room temperature
Shipped In
FedEx DG Service
★
Size
USA
ドイツ (EU)*
Price
Qty
10g
S108978-10g
3 在庫あり
—
$18.90
50g
S108978-50g
4 在庫あり
3 在庫あり
$73.90
100g
S108978-100g
2 在庫あり
—
$115.90
500g
S108978-500g
受注生産 · 8~12週間
$396.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

PureSpectra™, Spectrum pure PureSpectra™,Spectrum pure 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 160 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

同義語
7440-21-3 | Si | Silicon | Silicone | Silicon powder | Z4152N8IUI | 90337-93-2 | DTXSID0051441 | CHEBI:27573 | MFCD00085311 | Silicon metal | SILICON (II) | SILICON [II] | SILICON (MART.) | SILICON [MART.] | Defoamer S-10 | silicio | Silicon dust | MFCD00011228 | Silicon, elemental | Silicon po
仕様と純度
PureSpectra™, Spectrum pure
保管条件
Room temperature
入荷
FedEx DG Service
等級
PureSpectra™, Spectrum pure
名前と識別子
パブケム・シド
カノニカル・スマイル
[Si]
IUPAC Name
silicon
InChIKey
XUIMIQQOPSSXEZ-UHFFFAOYSA-N
INCHI
1S/Si
異性体SMILES
[Si]
WGKドイツ
2
RTECS
VW0400000
PubChem CID
5461123
分子量
28.09

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 metal compounds
分類Homogeneous metalloid compounds
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentHomogeneous metalloid compounds
Alternative Parents Not available
Molecular FrameworkNot available
Substituents Homogeneous metalloid
説明This compound belongs to the class of inorganic compounds known as homogeneous metalloid compounds. These are inorganic compounds containing only metal atoms,with the largest atom being a metalloid atom.
External Descriptors nonmetal atom - carbon group element atom
3 D構造
インタラクティブ化学構造モデル





証明書(CoA、COO、BSE/TSEと分析図)
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.

5 results found

Lot NumberCertificate Type日付商品
A2220123Certificate of AnalysisOct 29, 2025 S108978
A2220459Certificate of AnalysisOct 29, 2025 S108978
A2220460Certificate of AnalysisOct 29, 2025 S108978
A2220461Certificate of AnalysisOct 29, 2025 S108978
K1805032Certificate of AnalysisSep 12, 2022 S108978
化学的性質と物理的性質
沸点(°C)2355°C
融点(°C)1410°C
分子量28.085 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass27.9769 Da
Monoisotopic Mass27.9769 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
Continuous-wave InAs/GaAs quantum-dot laser diodes monolithically grown on Si substrate with low threshold current densities
Semiconductor material band gap know how much?
Negative Photoresist Lithography Process
Semiconductor Materials: A Summary of Questions
Research Progress of Silicon Anode Materials for High Performance Lithium-ion Batteries
PureSpectra™: Premium Quality for Spectroscopy Applications
What is Spectrum Pure Grade? A Complete Guide
A Panoramic Guide to Silicone Materials: Structural Mechanisms, Core Properties, Value Chain, and Product Categories
From Spectral Mismatch to Device Gain: Key Mechanisms, Experimental Guidance, and Aladdin Material Selection for Lanthanide Upconversion and Downconversion (Quantum Cutting) in Solar Cells
Panorama Guide to Lithium-Ion Battery Electrode Materials: Working Principles, Materials Map, and Selection Navigation (incl. Tables 1–4)
Thermoelectric Materials Selection Guide: Evaluation Framework, Temperature-Range–System Map, and Modularization Gatekeeping Criteria (with Product Navigation Tables 1–4)
Optical & Optoelectronic Materials Selection Guide:Positioning materials, key metrics, and validation paths along “Generation → Guiding → Control → Readout” (with product navigation and Tables 1–4)
Causes, Diagnosis, and Control Strategies for Elevated Off-State Current in Semiconducting Single-Walled Carbon Nanotube Transistors
Vanadium-Aluminum Master Alloy: Vanadium Source Control and Quality Essentials in High-End Titanium Alloy Melting
Citations of This Product
ソリューション計算機
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