Description

Potassium Nitrate-15N-18O3 98+ Atom % is a highly enriched stable isotope-labeled compound, essential for advanced research and analytical applications. Its high isotopic purity (98+ atom %) makes it a critical tracer for studying nitrogen and oxygen cycles, reaction mechanisms, and metabolic pathways. This material is primarily needed by researchers and scientists in the fields of environmental science, agricultural chemistry, pharmaceutical development, and geochemistry for precise isotopic labeling experiments.

Application

• Isotopic Tracer Studies: Used as a labeled precursor to track nitrogen and oxygen atoms in chemical and biological reaction mechanisms.
• Environmental Research: Applied in studies of nitrate pollution sources, groundwater flow, and nitrogen cycling in ecosystems.
• Agricultural Science: Employed to investigate fertilizer uptake efficiency, nitrogen assimilation in plants, and soil nutrient dynamics.
• Pharmaceutical & Metabolic Research: Serves as a key material in the synthesis of labeled compounds for drug metabolism and pharmacokinetic (DMPK) studies.
• Analytical Standard: Used as a primary standard or reference material in mass spectrometry and nuclear magnetic resonance (NMR) spectroscopy for quantitative analysis.
• Geochemical Dating & Provenance: Utilized in paleoclimate studies and as a tracer in hydrological systems to understand water-rock interactions.

Basic Information

Product Name	Potassium Nitrate-15N-18O3 98+ Atom %
CAS No.	285978-22-5
Molecular Formula	K15N18O3
Molecular Weight	~107.11 g/mol (Calculated for 15N and 18O3)
Synonyms	Nitric-18O3 acid, 15N potassium salt; Potassium 15nitrate-18O3; Labeled Potassium Nitrate; KNO3-15N,18O3; 15N,18O3-Potassium Nitrate; Saltpeter-15N,18O3; Niter-15N,18O3
EINECS	Contact for details

Quality Control

Our Potassium Nitrate-15N-18O3 98+ Atom % is manufactured under controlled conditions to ensure the highest isotopic and chemical purity. Each batch is rigorously analyzed using advanced techniques including Isotope Ratio Mass Spectrometry (IRMS) and NMR to confirm isotopic enrichment and chemical identity. Certificates of Analysis (COA) detailing isotopic atom percent, chemical purity, and specific tests are provided with every shipment to guarantee traceability and compliance with your research specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. As a strong oxidizer, store separately from combustible materials, reducing agents, and strong acids.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
15N Atom %	≥ 98%
18O Atom % (in NO3)	≥ 98%
Chemical Purity (HPLC/Titration)	≥ 99%
Heavy Metals (as Pb)	< 10 ppm
Water Content (KF)	< 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.