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Cadmium (II) Nitrate (specifically in its tetrahydrate form, Cd(NO3)2 · 4H2O) represents a vital crystalline chemical intermediate that plays an indispensable role in state-of-the-art optoelectronic manufacturing, material science, photography, and catalyst chemistry. As a key soluble cadmium salt, its high solubility in polar solvents combined with its thermal decomposition traits makes it the primary selection for producing cadmium-containing metal oxides and semiconductor materials.
Chemically, Cadmium Nitrate behaves as an inorganic oxidizer. When heated, it undergoes step-wise dehydration followed by total decomposition at elevated temperatures, yielding solid cadmium oxide (CdO) and toxic nitrous gases. This calcination pathway is heavily utilized by researchers and plant engineers to deposition thin-film oxide structures on substrate materials.
| Property Parameter | Standard Commercial Grade | Electronic & Catalyst Grade |
|---|---|---|
| CAS Registry Number | 10022-68-1 (Tetrahydrate) / 10325-94-7 (Anhydrous) | 10022-68-1 (Tetrahydrate) |
| Chemical Formula | Cd(NO₃)₂ · 4H₂O | Cd(NO₃)₂ · 4H₂O |
| Assay Purity (Cd(NO₃)₂ · 4H₂O) | ≥ 98.5% | ≥ 99.9% - 99.999% (Ultra-high Purity) |
| Appearance | Colorless, deliquescent crystals | Pure white/translucent crystalline plates |
| Water Insoluble Matter | ≤ 0.01% | ≤ 0.003% |
| Iron (Fe) Impurity | ≤ 5 ppm | ≤ 1 ppm |
| Lead (Pb) Impurity | ≤ 10 ppm | ≤ 2 ppm |
As leading suppliers in China, cooperating with top manufacturers and renowned research institutes, we are capable of supplying Cadmium (II) Nitrate custom-tailored to these stringent purities, enabling our international partners to secure optimal performance in their chemical processes.
Exploring how Cadmium (II) Nitrate empowers modern high-tech, solar energy, optoelectronics, and traditional glass manufacture.
Cadmium Nitrate acts as an efficient precursor for Cadmium Telluride (CdTe) and Cadmium Sulfide (CdS) buffer layers in photovoltaic solar cell production. These compounds offer exceptionally high absorption metrics, maximizing light-to-electricity conversion efficiency.
High-purity cadmium salts are fundamental in synthesizing colloidal quantum dots (QDs). Cadmium-based QDs (such as CdSe/ZnS core-shell particles) display narrow emission bands and superb quantum yield, powering high-definition QLED displays and biotech labeling.
Cadmium's high thermal neutron absorption cross-section drives the demand for specialized cadmium salts in nuclear engineering applications. Additionally, Cadmium Nitrate is utilized to color high-refractive glass and durable porcelain glazes.
Manufacturing high-purity Cadmium (II) Nitrate requires strict control over raw materials and purification processes. At our associated state-of-the-art chemical installations in China, the standard industrial synthesis route is systematically executed:
The standard route involves dissolving high-purity cadmium metal (or cadmium oxide/carbonate) in analytical-grade nitric acid solution:
Yanxatech
Cd (s) + 4 HNO₃ (aq) + 2 H₂O (l) → Cd(NO₃)₂ · 4H₂O (s) + 2 NO₂ (g) ↑
Following dissolution, the concentrated chemical stream undergoes several phases:
As global environmental frameworks tighten (such as EU's REACH and RoHS compliance systems), the industrial landscape for cadmium-based products is shifting towards closed-loop processes and high-efficiency alternatives. Emerging research points towards using organic-inorganic hybrid perovskites where cadmium salts act as passivating dopants to increase stability. We continuously invest in green chemistry practices, optimizing wastewater treatment and recycling cadmium emissions within the plant limits.
Conducting chemical commerce involving heavy metal nitrates like Cadmium Nitrate demands strict compliance with global transport and handling regulations. Under United Nations criteria, Cadmium Nitrate is classified as a Class 5.1 Oxidizer (UN 3087 or UN 1477 depending on state) with toxic properties (Class 6.1).
We provide full SDS (Safety Data Sheets) conforming to GHS standards, REACH registration inputs, and compliance certificates for regional hazardous chemical registries. Safe containment packing ensures protection against moisture, leakage, and accidental catalyst ignition.
Our long-term logistics alliances feature specialized hazardous cargo licenses for sea, rail, and road transit. We guarantee full trace capabilities from our plants in China directly to your localized storage facility, minimizing compliance risks.
Whether you require specific crystalline structures, targeted pH levels in solution, or custom trace impurity thresholds, our chemical technical team partners directly with your R&D personnel to match your industrial blueprint.
Yanxatech System Industries Limited (hereinafter referred to as YANXA) is one of the growing suppliers in the field of specialty materials in China. Starting from a fledgling small business unit in 2008, YANXA is driven with the passion of developing a broad international market in the area relating to the chemical and mechanical industries.
Thanks to our team’s enduring and persistent work and our business partners’ long-lasting support, YANXA has steadily and vigorously grown into one company with excellence in delivering products and services relating to specialty chemicals.
Cooperating with leading manufacturers and the renowned research institutes in the field of specialty chemicals in China, YANXA is capable of supplying:
Our systems comply with ISO9001:2008 standards to ensure the highest reliability.
Quality, safety and efficiency prevail over all values in our business. We care what our customers’ need on general products as well as their unique and specific requirements for newly developed applications in a timely manner.
We adhere strictly to the technical requirements and make delivery in almost perfect conformity. Chemical business exposes more safety concerns than any other industrial sectors. We undertake all activities involving chemicals in a safe way to ensure safety of human health and the environment.
Below are detailed profiles of additional specialty materials manufactured and supplied through YANXA's extensive partner networks.
Product Characteristics: Formaldehyde is a colorless liquid, easily polymerized, and readily soluble in water, alcohol, and ether. It is rapidly oxidized to formic acid in air, acting as a strong reducing agent.
Product Overview: Hexamethylenetetramine, also known as hexamine or HMTA, is a white crystalline powder produced by the condensation reaction of formaldehyde and ammonia.
Product Features: A white powdery solid with a flammable odor of formaldehyde. It is a linear polymer of formaldehyde with no fixed melting point.
| Item | Specification Grade 1 | Specification Grade 2 |
|---|---|---|
| Appearance | White powder/solid | White powder/solid |
| Content | ≥96% | ≥92% |
| Solubility | ≤40 minutes | ≤40 minutes |
| Formic acid | ≤0.05% | ≤0.05% |
| pH | 5-7 | 5-7 |
Find detailed operational and technical answers regarding our chemical logistics, quality control, and business cooperation policies.
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