Verified laboratory assay materials delivered from state-of-the-art Chinese synthesis operations with end-to-end SDS and TDS traceability.
In-depth technical breakdown of basic copper nitrate [Cu2(OH)3NO3], CAS # 12158-75-7 (Rouaite mineral phase), including crystallographic profiles, physical constants, and GHS-compliant global compliance mandates.
Basic copper nitrate occurs naturally as the monoclinic mineral rouaite. Synthesized via controlled micro-precipitation using nitric acid, copper oxide, and alkali reagents, its polymeric layer lattice structure imparts exceptional thermal decomposition characteristics, yielding uniform cupric oxide nanoparticles. This makes it a preferred precursor over standard trihydrate copper nitrates when volatile moisture expulsion must be constrained during automotive airbag pyrotechnics or precision catalyst activation.
| Property / Assay Parameter | Standard Technical Grade | High-Purity Catalyst Grade | Test Method / Protocol |
|---|---|---|---|
| CAS Number | 12158-75-7 | 12158-75-7 | Chemical Abstract Registry |
| Molecular Formula | Cu2(OH)3NO3 | Cu2(OH)3NO3 | Stoichiometric verification |
| Copper Content (as Cu) | ≥ 52.5% | ≥ 53.8% | EDTA Complexometric Titration |
| Chloride (Cl⁻) | ≤ 0.02% | ≤ 0.005% | Ion Chromatography (IC) |
| Iron (Fe³⁺) | ≤ 0.01% | ≤ 0.002% | Inductively Coupled Plasma (ICP-OES) |
| Insoluble Impurities in HNO3 | ≤ 0.05% | ≤ 0.01% | Gravimetric Analysis |
| Mean Particle Size (D50) | 15.0 – 30.0 μm | 3.0 – 8.0 μm (Micronized) | Laser Particle Size Diffraction |
| Thermal Decomposition | 245°C – 260°C | 245°C – 260°C | TGA / DSC Multi-point Curves |
Classified under UN 1477 / UN 3085 (Oxidizing Solid, Toxic, N.O.S., Class 5.1, Packing Group II/III depending on particle activation). Carries H272 (May intensify fire; oxidizer), H302 (Harmful if swallowed), H314 (Causes severe skin burns and eye damage), and H410 (Very toxic to aquatic life with long lasting effects).
Workplace exposure standards (OSHA PEL / ACGIH TLV) require TWA limits ≤ 1.0 mg/m³ (as Cu dust). Handling protocol dictates certified HEPA air filtering respirators, nitrile or butyl industrial gauntlets, anti-static safety goggles, and positive ventilation collection systems in batch charging stations.
Supplied in UN-approved 25kg multi-layer composite polyethylene lined moisture-barrier woven bags, or 50kg steel drums with inner plastic lining. Store strictly isolated from reducing agents, active sulfides, organic perchlorates, fine elemental powders, and acids in climate-regulated bonded DG facilities.
Shifting economic models and rigorous international regulatory oversight are transforming how multinational corporate buyers purchase basic copper nitrate compounds.
Global raw copper LME (London Metal Exchange) fluctuations create pricing volatility in copper derivatives. Forward-thinking procurement teams utilize index-linked dynamic quarterly quotes. Contract structures combine baseline copper cathode prices with stable processing margin premiums, eliminating spot market friction and hedging against freight surges.
Transition metal catalysts across the petrochemical, carbon capture, and green methanol synthesis verticals increasingly replace classic copper nitrate hydrates with basic copper nitrate. Rouaite morphology yields higher specific surface area (BET) upon calcinations, increasing catalytic turn-over frequencies (TOF) by 14% to 22% in syngas conversion.
European chemical regulations (REACH SVHC lists) and North American EPA toxic substance trackers reject shipments lacking comprehensive dossier substantiation. Tier-1 buyers demand audited full-spectrum COAs (Certificate of Analysis) displaying sub-ppm heavy metal profiles (Pb, Cd, As, Hg) alongside updated SDS versions.
How state-of-the-art Chinese synthesis operations bridge capacity scale with analytical precision to secure the world's basic copper nitrate supply matrix.
Replacing antiquated batch precipitation vessels with computerized continuous micro-channel synthesizers allows real-time titration feedback, keeping stoichiometric Cu:OH:NO3 variance under 0.2%.
Closed-loop ultrasonic agitation combined with high-throughput membrane filtration minimizes sodium, sulfate, and halogen ions to ultra-trace thresholds, ensuring zero catalyst poison risks.
Direct EDI connections between production complexes, domestic rail tankers, and major container hubs (Ningbo, Qingdao, Shanghai) streamline hazardous cargo handling, ensuring zero dwell bottlenecks.
Each container is barcoded and linked to automated ERP spectrometers. Industrial buyers can download real-time ICP, XRD, and TGA analytic dossiers before freight departure.
Engineered to satisfy exacting functional parameters across diverse sectors: automotive safety engineering, agricultural crop protection, and solid-state pyrotechnic synthesis.
Critical gas generant oxidizer. Decomposes non-explosively without liberating corrosive nitrogen dioxide gas (NOx), generating non-toxic nitrogen gas and inert solid copper slag that prevents canister ruptures during deployment.
Serves as the ultimate pure precursor for Cu/ZnO/Al2O3 shift catalysts and SCR selective catalytic reduction monoliths. Offers controlled thermal activation to active CuO with high pore volume and zero sulfate contamination.
Used in broad-spectrum fungicidal suspensions and micronized copper azole wood preservation formulations. Highly insoluble in neutral water, delivering sustained release of bio-active Cu2+ ions with rainfast adhesion.
Direct, technically verified answers regarding procurement, regulatory compliance, chemical stability, and container logistics.
Basic copper nitrate [Cu2(OH)3NO3] is a green powder that is practically insoluble in cold water, with a decomposition point around 245°C-260°C. In contrast, copper nitrate trihydrate [Cu(NO3)2·3H2O] is a deliquescent blue crystal that melts in its own water of hydration at 114.5°C and dissolves readily in water. Basic copper nitrate presents a lower corrosive leaching hazard in transport, though both carry oxidizing Class 5.1 considerations.
Wholesale spot orders typically dispatch within 10 to 14 business days from chemical verification. For annual or multi-ton contracts, pricelists are structured on an "LME + conversion margin" framework, allowing scheduled call-offs, buffered warehouse stock in bonded Chinese free-trade zones, and protection against spot freight anomalies.
Yes. Our automated Industry 4.0 plant is equipped with inert-gas opposed jet milling systems. We produce tailored particle sizes ranging from coarse technical grade (D50 ~25 μm) down to specialized super-fine powders (D50 ≤ 4.5 μm, D97 ≤ 12 μm) with anti-caking surface treatments for energetic formulations.
Every commercial consignment includes an authorized 16-section GHS Safety Data Sheet (SDS), lot-specific batch Certificate of Analysis (COA), Technical Data Sheet (TDS), Dangerous Goods Declaration (DGD), Container Packing Certificate (CPC), and certified UN-tested packaging validation certificates compliant with IMDG and IATA regulations.
Complete export supply chain solutions spanning specialty rubber polymers, energetic nitrates, rare gases, and atomized powders.
