Potassium sulfate - ACS , CAS No.7778-80-5

CAS: 7778-80-5 Cat. No.: P112585 分子式: K2SO4 分子量: 174.26 EC番号: 231-915-5
注文可能
GRADE & PURITY ACS ? ACS grade — meets American Chemical Society specifications, the analytical benchmark in the US. Use for analytical and QC work needing ACS-defined purity.
Synonyms
POTASSIUM SULFATE|7778-80-5|Dipotassium sulfate|Potassium sulphate|Sulfuric acid dipotassium salt|Arcanum duplicatum|Sulfuric acid, potassium salt|Sulfuric acid, dipotassium salt|Kalium sulphuricum|Tartarus vitriolatus|Potassiumsulfate|Caswell No. 702|Kal
Storage
Room temperature
Shipped In
Normal
★
Size
USA
ドイツ (EU)*
Price
Qty
500g
P112585-500g
3 在庫あり
—
$29.90
Enter a quantity for the sizes you want to add.
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Why this grade

ACS ACS for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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 288 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

同義語
POTASSIUM SULFATE | 7778-80-5 | Dipotassium sulfate | Potassium sulphate | Sulfuric acid dipotassium salt | Arcanum duplicatum | Sulfuric acid, potassium salt | Sulfuric acid, dipotassium salt | Kalium sulphuricum | Tartarus vitriolatus | Potassiumsulfate | Caswell No. 702 | Kal
仕様と純度
ACS
保管条件
Room temperature
入荷
Normal
等級
ACS
名前と識別子
パブケム・シド
カノニカル・スマイル
[O-]S(=O)(=O)[O-].[K+].[K+]
IUPAC Name
dipotassium;sulfate
InChIKey
OTYBMLCTZGSZBG-UHFFFAOYSA-L
INCHI
1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
異性体SMILES
[O-]S(=O)(=O)[O-].[K+].[K+]
分子量
174.26
Reaxy-Rn
11343146
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11343146&ln=

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
分類Alkali metal oxoanionic compounds
SubclassAlkali metal sulfates
Intermediate Tree Nodes Not available
Direct ParentAlkali metal sulfates
Alternative Parents Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Alkali metal sulfate - Inorganic oxide - Inorganic salt
説明This compound belongs to the class of inorganic compounds known as alkali metal sulfates. These are inorganic compounds in which the largest oxoanion is sulfate, and in which the heaviest atom not in an oxoanion is an alkali metal.
External Descriptors potassium salt
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.

13 results found

Lot NumberCertificate Type日付商品
J2613800Certificate of AnalysisOct 16, 2026 P112585
G2630529Certificate of AnalysisAug 04, 2026 P112585
E2619505Certificate of AnalysisMay 23, 2026 P112585
C2602113Certificate of AnalysisMar 04, 2026 P112585
L2504524Certificate of AnalysisDec 12, 2025 P112585
H2529496Certificate of AnalysisSep 03, 2025 P112585
C2503345Certificate of AnalysisMar 05, 2025 P112585
I2414292Certificate of AnalysisSep 24, 2024 P112585
H2415486Certificate of AnalysisAug 27, 2024 P112585
B23111234Certificate of AnalysisFeb 23, 2023 P112585
L2215369Certificate of AnalysisDec 29, 2022 P112585
A2208250Certificate of AnalysisJan 13, 2022 P112585
G2220812Certificate of AnalysisJan 13, 2022 P112585
化学的性質と物理的性質
感度Moisture sensitive.
沸点(°C)1689 °C/1013 hPa
融点(°C)1067°C
分子量174.260 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass173.879 Da
Monoisotopic Mass173.879 Da
Topological Polar Surface Area88.600 Ų
Heavy Atom Count7
Formal Charge0
Complexity62.200
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
よくある質問と記事
Citations of This Product
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