Potassium phosphate monobasic - PrimorTrace™, ≥99.99% metals basis , CAS No.7778-77-0

CAS: 7778-77-0 Cat. No.: P104071 Formula: KH2PO4 Molecular Weight: 136.09 EC Number: 231-913-4
AVAILABLE TO ORDER
GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.99% metals basis
Synonyms
2-chloromethyl-4-methoxy-3,5-dimethyl-pyridine HCl | Potassium Dihydrogen Phosphate,(S) | POTASSIUM PHOSPHATE, MONOBASIC COMPONENT OF TIS-U-SOL | POTASSIUM PHOSPHATE, MONOBASIC [MI] | Monopotassium dihydrogen orthophosphate | Monopotassium dihydrogen phos
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
25g
P104071-25g
—
3 In stock
€23.34
100g
P104071-100g
—
3 In stock
€77.14
500g
P104071-500g
7 In stock
In stock ≥10
€280.19
Enter a quantity for the sizes you want to add.
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Why this grade

PrimorTrace™, ≥99.99% metals basis PrimorTrace™ 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 994 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-chloromethyl-4-methoxy-3,5-dimethyl-pyridine HCl | Potassium Dihydrogen Phosphate,(S) | POTASSIUM PHOSPHATE, MONOBASIC COMPONENT OF TIS-U-SOL | POTASSIUM PHOSPHATE, MONOBASIC [MI] | Monopotassium dihydrogen orthophosphate | Monopotassium dihydrogen phos
Specifications & Purity
PrimorTrace™, ≥99.99% metals basis
Storage
Room temperature
Shipped In
Normal
Grade
PrimorTrace™
Purity
≥99.99% metals basis
Names and Identifiers
Pubchem Sid
Canonical Smiles
OP(=O)(O)[O-].[K+]
IUPAC Name
potassium;dihydrogen phosphate
InChIKey
GNSKLFRGEWLPPA-UHFFFAOYSA-M
INCHI
1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
Isomeric SMILES
OP(=O)(O)[O-].[K+]
WGK Germany
2
RTECS
TC6615500
Molecular Weight
136.09
Reaxy-Rn
11343563
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11343563&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 phosphates
Intermediate Tree Nodes Not available
Direct ParentAlkali metal phosphates
Alternative Parents Inorganic salts  Inorganic oxides  
Molecular FrameworkNot available
Substituents Alkali metal phosphate - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal phosphates. These are inorganic compounds in which the largest oxoanion is phosphate, and in which the heaviest atom not in an oxoanion is an alkali metal.
External Descriptors potassium salt - inorganic phosphate
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Iap Intestinal alkaline phosphatase (419 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.

14 results found

Lot NumberCertificate TypeDateItem
G2531008Certificate of AnalysisAug 04, 2025 P104071
C2301787Certificate of AnalysisNov 09, 2022 P104071
C2301781Certificate of AnalysisOct 15, 2022 P104071
C2301789Certificate of AnalysisOct 15, 2022 P104071
C2301883Certificate of AnalysisOct 15, 2022 P104071
C2301894Certificate of AnalysisOct 15, 2022 P104071
F2228448Certificate of AnalysisJun 11, 2022 P104071
H2217751Certificate of AnalysisJun 11, 2022 P104071
H2217756Certificate of AnalysisJun 11, 2022 P104071
H2217757Certificate of AnalysisJun 11, 2022 P104071
H2217758Certificate of AnalysisJun 11, 2022 P104071
C2204480Certificate of AnalysisFeb 22, 2022 P104071
C2204482Certificate of AnalysisFeb 22, 2022 P104071
F2421036Certificate of AnalysisFeb 22, 2022 P104071
Chemical and Physical Properties
SensitivityMoisture sensitive.
x_melt_point_char252.6 °C
Molecular Weight136.086 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass135.933 Da
Monoisotopic Mass135.933 Da
Topological Polar Surface Area80.600 Ų
Heavy Atom Count6
Formal Charge0
Complexity61.900
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
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Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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