Potassium sulfate - UltraBio™, ≥99%(AT) , CAS No.7778-80-5

CAS: 7778-80-5 Cat. No.: P755599 Formula: K2SO4 Molecular Weight: 174.26 EC Number: 231-915-5
AVAILABLE TO ORDER
GRADE & PURITY UltraBio™ ? UltraBio™ — Aladdin's line for molecular-biology applications. Use for nuclease-free, high-consistency reagents across molecular workflows. ≥99%(AT)
Storage
Room temperature
Shipped In
Normal
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Size
Germany (EU)
USA*
Price
Qty
250g
P755599-250g
Made to order · 8–12 wks
€141.35
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Why this grade

UltraBio™, ≥99%(AT) UltraBio™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 288 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview


  • Foliar applied potassium nanoparticles (K-NPs) and potassium sulfate on growth, physiological, and phytochemical parameters in Melissa officinalis L. under salt stress.: This investigation assesses the effectiveness of potassium sulfate in alleviating salt stress in plants, focusing on its role in enhancing growth and stress tolerance. The study provides valuable data for improving crop resilience to salinity, a growing issue in global agriculture (Nanehkaran FM et al., 2024).

  • Effects of Potassium-Containing Fertilizers on Sugar and Organic Acid Metabolism in Grape Fruits.: Examining the role of potassium sulfate in grapevine nutrition, this research elucidates its impact on the metabolic pathways involved in sugar and organic acid production. The outcomes are significant for viticulture, offering strategies to enhance fruit quality and vine health (Wang J et al., 2024).

  • The combination of chemical fertilizer affected the control efficacy against root-knot nematode and environmental behavior of abamectin in soil.: This study investigates how potassium sulfate, when used in conjunction with other fertilizers, influences the efficacy of pesticides and the soil′s environmental dynamics. The findings are crucial for developing integrated pest management strategies that are environmentally sustainable (Jiang J et al., 2024).

Specifications

Specifications & Purity
UltraBio™, ≥99%(AT)
Storage
Room temperature
Shipped In
Normal
Grade
UltraBio™
Purity
≥99%(AT)
Names and Identifiers
PH5.5-7.5 (25 °C, 0.5 M in H 2 O)
Canonical Smiles[O-]S(=O)(=O)[O-].[K+].[K+]
IUPAC Namedipotassium;sulfate
InChIKeyOTYBMLCTZGSZBG-UHFFFAOYSA-L
INCHI1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
Isomeric SMILES [O-]S(=O)(=O)[O-].[K+].[K+]
Molecular Weight 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
ClassAlkali 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
DescriptionThis 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
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
SolubilityH 2 O: 0.5 M at 20 °C, clear, colorless
Boil Point(°C)1689 °C/1013 hPa
Melt Point(°C)1067°C
Molecular Weight174.260 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
Documents & Articles
UltraBio™: Defining Excellence in Molecular Biology Applications
11 Common Methods for Protein Concentration Determination
How to Choose a Hydrogen Evolution (HER) Catalyst: Kinetic Barriers in Water Electrolysis, AWE/PEM/AEM Pathways, and a Materials-Family Roadmap (with a Product Map)
Calcium Gluconate: Physicochemical Properties, Pharmacopoeial Quality Control, and Application Guidelines
Selection of Common Research Salts: A Task Map for Alkali Metal Salts & Alkaline Earth Metal Salts (with Product Tables 1–6)
Recent Advances in Methods for Measuring Plant Protein-Related Indices and Application-Oriented Selection
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

How should this product be stored?
Store at room temperature.
What is the purity of this product, and how is it determined?
This product is supplied at ≥99% purity, determined by AT. Lot-specific values are stated on the Certificate of Analysis.
What does UltraBio? mean?
UltraBio? indicates that the product has been processed and tested for biological and biochemical applications. Specifications may include endotoxin limits, microbial controls, sterility, low DNase/RNase/protease activity, and verified biological activity where relevant.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 7778-80-5, the molecular formula is K2SO4, and the molecular weight is 174.26 g/mol. InChIKey OTYBMLCTZGSZBG-UHFFFAOYSA-L.
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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