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Potassium chloride - GR, ≥99.8% , CAS No.7447-40-7

CAS: 7447-40-7 Cat. No.: P112133 Formula: KCl Molecular Weight: 74.55 EC Number: 231-211-8
3194 Citations COA
Potassium chloride - GR, ≥99.8% CAS No(7447-40-7) P112133 by Aladdin Scientific
AVAILABLE TO ORDER
GRADE & PURITY GR ? Guaranteed Reagent grade — the highest analytical purity tier, with tightly controlled impurities. Use for precise quantitative work and reference measurements. ≥99.8%
Synonyms
Enpott | Chlorid draselny | Kaon-Cl 10 | Kay-EM | potassium chloride | Steropotassium | Durules-K | Kaliduron | Acronitol | Kay-Cee-L | KCl-retard Zyma | Leo-K | Durekal | Kali Chloratum | Kalitabs | Kalium-R | Super K (salt) | K-Sol | Rekawan | Ultra K C
Storage
Room temperature,Argon charged
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
500g
P112133-500g
3 In stock
8 In stock
€20.74
12×500g
P112133-12×500g
Made to order · 8–12 wks
€173.46
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SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Specifications Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Documents & Articles Citations of This Product Solution Calculators Reviews
🧪
Why this grade

GR, ≥99.8% GR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged 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 3194 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Enpott | Chlorid draselny | Kaon-Cl 10 | Kay-EM | potassium chloride | Steropotassium | Durules-K | Kaliduron | Acronitol | Kay-Cee-L | KCl-retard Zyma | Leo-K | Durekal | Kali Chloratum | Kalitabs | Kalium-R | Super K (salt) | K-Sol | Rekawan | Ultra K C
Specifications & Purity
GR, ≥99.8%
Storage
Room temperature,Argon charged
Shipped In
Normal
Grade
GR
Purity
≥99.8%
Names and Identifiers
Canonical Smiles
[Cl-].[K+]
IUPAC Name
potassium;chloride
InChIKey
WCUXLLCKKVVCTQ-UHFFFAOYSA-M
INCHI
1S/ClH.K/h1H;/q;+1/p-1
Isomeric SMILES
[Cl-].[K+]
WGK Germany
1
Molecular Weight
74.55

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 salts
SubclassAlkali metal chlorides
Intermediate Tree Nodes Not available
Direct ParentAlkali metal chlorides
Alternative Parents Inorganic chloride salts  
Molecular FrameworkNot available
Substituents Alkali metal chloride - Inorganic chloride salt - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal chlorides. These are inorganic compounds in which the largest halogen atom is Chlorine, and the heaviest metal atom is an alkali metal.
External Descriptors potassium salt - inorganic chloride
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA1 Tclin Carbonic anhydrase I (13240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA5A Tclin Carbonic anhydrase VA (1168 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA9 Tclin Carbonic anhydrase IX (8255 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R31 Tchem Taste receptor type 2 member 31 (86 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R14 Tchem Taste receptor type 2 member 14 (240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R16 Tchem Taste receptor type 2 member 16 (102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R4 Tchem Taste receptor type 2 member 4 (14 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R41 Tchem Taste receptor type 2 member 41 (57 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R60 Tchem Taste receptor type 2 member 60 (8 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R9 Tchem Taste receptor type 2 member 9 (14 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R10 Tchem Taste receptor type 2 member 10 (51 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R20 Tchem Taste receptor type 2 member 20 (10 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R50 Tchem Taste receptor type 2 member 50 (12 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R8 Tchem Taste receptor type 2 member 8 (387 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R38 Tchem Taste receptor type 2 member 38 (37 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R39 Tchem Taste receptor type 2 member 39 (48 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R40 Tchem Taste receptor type 2 member 40 (10 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R43 Tchem Taste receptor type 2 member 43 (15 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R45 Tchem Taste receptor type 2 member 45 (8 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R46 Tchem Taste receptor type 2 member 46 (155 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R30 Tchem Taste receptor type 2 member 30 (12 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R19 Tchem Taste receptor type 2 member 19 (20 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R42 Tchem Taste receptor type 2 member 42 (6 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R13 Tchem Taste receptor type 2 member 13 (13 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R7 Tchem Taste receptor type 2 member 7 (31 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R5 Tchem Taste receptor type 2 member 5 (11 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R3 Tchem Taste receptor type 2 member 3 (12 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TAS2R1 Tchem Taste receptor type 2 member 1 (37 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC24A2 Tbio Sodium/potassium/calcium exchanger 2 (1 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
CA4 Carbonic anhydrase IV (1713 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates（CoA,COO,BSE/TSE and Analysis Chart)
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.

49 results found

Lot NumberCertificate TypeDateItem
J2614090Certificate of AnalysisJun 11, 2026 P112133
F2629478Certificate of AnalysisJun 11, 2026 P112133
F2629477Certificate of AnalysisJun 11, 2026 P112133
F2629476Certificate of AnalysisJun 11, 2026 P112133
C2625512Certificate of AnalysisMar 12, 2026 P112133
C2625513Certificate of AnalysisMar 12, 2026 P112133
C2625532Certificate of AnalysisMar 12, 2026 P112133
J2516784Certificate of AnalysisSep 17, 2025 P112133
J2516783Certificate of AnalysisSep 17, 2025 P112133
J2516603Certificate of AnalysisSep 17, 2025 P112133
G2515501Certificate of AnalysisMay 27, 2025 P112133
G2515482Certificate of AnalysisMay 27, 2025 P112133
D2511588Certificate of AnalysisFeb 21, 2025 P112133
D2511587Certificate of AnalysisFeb 21, 2025 P112133
A2503821Certificate of AnalysisNov 06, 2024 P112133
A25031017Certificate of AnalysisNov 06, 2024 P112133
A2503823Certificate of AnalysisNov 06, 2024 P112133
L2403304Certificate of AnalysisOct 29, 2024 P112133
L2403285Certificate of AnalysisOct 29, 2024 P112133
E2410394Certificate of AnalysisApr 01, 2024 P112133
E2410395Certificate of AnalysisApr 01, 2024 P112133
D2411339Certificate of AnalysisMar 23, 2024 P112133
G23181018Certificate of AnalysisMay 10, 2023 P112133
I2314316Certificate of AnalysisMay 10, 2023 P112133
I2314315Certificate of AnalysisMay 10, 2023 P112133
G23181011Certificate of AnalysisMay 10, 2023 P112133
F23051194Certificate of AnalysisMay 10, 2023 P112133
D2314005Certificate of AnalysisMar 30, 2023 P112133
D2313955Certificate of AnalysisMar 30, 2023 P112133
D2313982Certificate of AnalysisMar 30, 2023 P112133
B2328233Certificate of AnalysisMar 08, 2023 P112133
B2308261Certificate of AnalysisJan 05, 2023 P112133
B2308262Certificate of AnalysisJan 05, 2023 P112133
L2209584Certificate of AnalysisSep 22, 2022 P112133
L2209553Certificate of AnalysisSep 22, 2022 P112133
K2211653Certificate of AnalysisSep 22, 2022 P112133
I2208780Certificate of AnalysisSep 19, 2022 P112133
H2211552Certificate of AnalysisJul 13, 2022 P112133
H2211551Certificate of AnalysisJul 13, 2022 P112133
G2207377Certificate of AnalysisJul 13, 2022 P112133
G2223231Certificate of AnalysisJul 13, 2022 P112133
G2223212Certificate of AnalysisJul 13, 2022 P112133
G2223210Certificate of AnalysisJul 13, 2022 P112133
G2223209Certificate of AnalysisJul 13, 2022 P112133
C2226676Certificate of AnalysisMar 08, 2022 P112133
C2226681Certificate of AnalysisMar 08, 2022 P112133
F2205148Certificate of AnalysisMar 08, 2022 P112133
F2205144Certificate of AnalysisMar 08, 2022 P112133
E2226106Certificate of AnalysisMar 08, 2022 P112133
Chemical and Physical Properties
SensitivityMoisture sensitive.
Boil Point(°C)1413 °C/1013 hPa
Melt Point(°C)770 °C (lit.)
Molecular Weight74.550 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass73.9326 Da
Monoisotopic Mass73.9326 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count2
Formal Charge0
Complexity2.000
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 Count2
Documents & Articles
Aladdin@Guidelines for the formulation of commonly used buffers for biological experiments
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Biochemical reagents Antibiotics Western blot Stains and dyes Electrophoresis Biological buffers
Common Types of Buffer Solutions
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Buffer Solutions
How to Optimize Buffer Components for Ni-Agarose Beads
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Reducing agents Metal chelators
Salting-In and Salting-Out: “Salt” Strategies in Protein Purification
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Protein purification Salting-In and Salting-Out
Differences Between Transformation and Transfection
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Transfection Transformation
Eight Common Lysis Buffers
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Lysis buffer
FAQ on Molecular Interaction Assays
Categories: Frequently Asked Questions: Products, Experiments and Troubleshooting
Tags:
Molecular Interaction Assays
Mag-Fluo-4 AM Magnesium/Calcium Ion Fluorescent Probe: Properties, Experimental Use, and Aladdin Metal Ion Fluorescent Probe Selection Guide
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Fluorescent probes Fluorescent metal ion probe
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)
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Hydrogen Evolution Catalyst HER Catalyst
Electrophoretic Mobility Shift Assay (EMSA) Standard Operating Procedure (SOP)
Categories: Laboratory Protocols & SOPs Library
Tags:
Electrophoretic mobility shift assay EMSA
Installing a Redox Switch on Biomolecules: Principles, Conjugation Essentials, and an Application Guide for ATTO MB2 NHS ester
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
ATTO MB2 NHS ester Redox Switch
A Review of Ten Commonly Used Techniques for Detection, Quantification, and Interaction Analysis in Nucleic Acid Research
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
PCR ChIP EMSA Nucleic acid detection Nucleic acid quantification RT-PCR Sequencing UV spectrophotometry Southern blot Northern blot Nucleic acid probes DNA footprinting
Selection of Common Research Salts: A Task Map for Alkali Metal Salts & Alkaline Earth Metal Salts (with Product Tables 1–6)
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Alkali Metal Salts Alkaline Earth Metal Salts
Perovskite PV/PeLED Precursor Guide: Selecting Metal Halide Salts, Key Conditions, and Reproducible Performance (including Product Tables 1–4 and a Selection Navigation Guide)
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Metal halide salts PbI₂ SnI₂ CsBr
Recent Progress in Types, Mechanisms, and Food Applications of In Vitro Digestion Models
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
In Vitro Digestion Models Foods Allergens Antioxidant activity Functionality
Methodological essentials for mineralization visualization: Alizarin Red S staining vs. Von Kossa silver staining
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Alizarin Red S ARS Von Kossa Silver nitrate method Mineralization Hydroxyapatite Phosphate Histochemistry
EMSA PAGE Precast Gels: Principle Alignment, Performance Advantages, and Application Scenarios
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
EMSA resolution native PAGE precast gel protein–DNA binding protein–RNA binding supershift competition assay binding affinity reproducibilit
Selection Strategy for PBS, TBS, PBST, and TBST Washing Systems in IHC
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
PbS IHC Tween 20 TBS PBST TBST HRP-DAB AP chromogenic detection washing system
From Structure to Rheology: How Carbomer Forms Gel Structures and Enables Thickening, Suspension, and Auxiliary Emulsion Stabilization
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Carbomer
Practical Guide to TSA Tyramide Signal Amplification: How to Select Reagents, Optimize the Workflow, and Reduce Background When Detection Signals Are Weak for Low-Abundance Targets
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
ICC IHC Immunohistochemistry Horseradish peroxidase In situ hybridization TSA tyramide signal amplification Fluorescence In Situ Hybridization
Signal Transduction Mechanism of Graphene Biosensors: From Molecular Recognition to Electrical/Optical Signal Readout and Materials Selection
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
Graphene Biosensor
Inflammasomes: Core Signaling Platforms and Targeted Research in Immunoinflammation
Categories: Technical Articles: Reagent Chemistry, Synthesis & Bioscience Guides
Tags:
innate immunity AIM2 inflammasome NLRP3 pyroptosis IL-1β Caspase-1 GSDMD
Citations of This Product
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📚 Citations by Application

Electrochemistry & battery electrolyte1046
Drug / compound screening345
Other applications1607
Chromatography (HPLC / GC / TLC)36
Extraction & workup solvent631
Spectroscopy sample preparation237
Organic synthesis — reaction medium1409
Controlled-release & nanoparticle carrier79
Industrial & non-pharma application238
Nanoparticle / material biocompatibility79
Polymer synthesis & polymerization151
Crystallization & recrystallization35
Thickener / viscosity modifier9
Cell viability56
Cross-coupling reactions34
IC50 determination3
Cancer cell line characterization27
Cytotoxicity screening43
Cell proliferation15
Photothermal therapy1
Electrode material preparation1
Film coating5
Antioxidant activity assessment1
Antibacterial activity evaluation1
Sustained-release matrix1
Catalytic activity1
Biosensing applications1
Ion mobility spectrometry1
Resource Recovery1
Topical & ophthalmic formulation3
Stem cell research1
Immune cell assay1
View all 3194 citations →

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Chemical Shift Standards for Multinuclear NMR (3) Chloride Salts (28) Inorganic salt (169) Metal salt (74) Potassium (28)

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Aqueous electrolytic conductivity-KCl - 70000μS/cm(25℃)in H2O,Uncertainty:0.25%
Aqueous electrolytic conductivity-KCl - 10.0μS/cm(25℃)in H2O,Uncertainty:1%
Aqueous electrolytic conductivity-KCl - 53000μS/cm(25℃)in H2O,Uncertainty:0.25%
Aqueous electrolytic conductivity-KCl - 111.3mS/cm(25℃)in H2O,Uncertainty:0.25%
Aqueous electrolytic conductivity-KCl - 52000μS/cm(25℃)in H2O,Uncertainty:0.25%
Aqueous electrolytic conductivity-KCl - 180μS/cm(25℃)in H2O,Uncertainty:0.25%
Potassium chloride concentrate - 0.1M , CAS No.7447-40-7
Potassium chloride - Standard material for purity of potassium chloride，100.00%+-0.02% , CAS No.7447-40-7
Potassium chloride , CAS No.7447-40-7
Potassium chloride concentrated solution - Diluted to 1 liters, the diluted concentration was 0.01M , CAS No.7447-40-7
Potassium chloride-EDTA solution - 0.15mol/L
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