CAS 135-20-6 Cupferron-Professional supplier
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We can supply Cupferron (CAS:135-20-6) with stable quality and bulk stock.
Specification of Cupferron
| Item | Specifications |
| Appearance | White to pale yellow-brown crystalline powder |
| Purity | >97.0% (Reagent Grade) |
| Melting Point | 150-155 °C (decomposition) |
| Loss on Drying | ≤1.0% |
| Heavy Metals | ≤10 ppm |
Basic information of Cupferron
CAS:135-20-6
Standard:Technical grade
Model:SC-001
Production Capacity:50MT/month
Certificate: ISO, COA, MSDS
Loading port: Shanghai
Synonyms:N‑Nitroso‑N‑phenylhydroxylamine ammonium salt, Ammonium nitrosophenylhydroxylamine, Kupferron
MF:C6H9N3O2
Usage of Cupferron
1. Metal‑Chelating Analytical Reagent
Classic organic chelating precipitant which forms stable five‑membered ring complexes with multiple metal cations under strong‑acid conditions.
It enables gravimetric analysis, precipitation separation and solvent‑extraction determination for iron, copper, titanium, vanadium, tin and zirconium metal ions.
2.Wet‑Chemistry Laboratory Test Substance
Widely‑used lab reagent for colorimetric assay and qualitative‑quantitative elemental detection in inorganic analytical chemistry workflows.
3.Research‑Grade Coordination Chemistry Raw Material
Special starting material for preparing various metal‑coordination complexes and organometallic chelate compounds in laboratory research projects.
It provides effective nitrosophenylhydroxylamine ligand source for custom coordination compound synthesis and mechanism exploration experiments.
4.Fine‑Chemical Custom Contract Manufacturing Raw Material
Stable analytical‑grade ammonium‑salt raw material for lab‑scale custom synthesis and contract research manufacturing services.
Consistent batch‑to‑batch quality guarantees reliable test repeatability for analytical‑method validation and new‑process development.
Package of Cupferron
25kg/drum or according to the customers’ demand
Storage of Cupferron
Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down.





