Colloidal precious metals; whether or not chemically defined
HS v2022 Code: 284310
About colloidal precious metals; whether or not chemically defined
HS code 284310 covers the classification of colloidal precious metals, which are a unique class of materials with diverse applications across various industries. These materials play a crucial role in the global economy, enabling advancements in fields such as electronics, catalysis, and medical technology. As a highly specialized and technologically advanced sector, the production and trade of colloidal precious metals are of significant importance in the broader import/export landscape.
Production process
The production of colloidal precious metals typically involves complex chemical processes, often utilizing advanced nanotechnology techniques. Key steps may include the reduction of precious metal salts, the stabilization of the resulting colloidal particles, and the precise control of particle size and distribution. Specialized equipment and stringent quality control measures are essential to ensure the consistent production of high-purity, well-defined colloidal precious metal products.
Production inputs
The manufacture of colloidal precious metals requires a range of specialized inputs, including high-purity precious metal salts (such as 282739 Silver nitrate, 285210 Gold chloride, or 285300 Platinum chloride), reducing agents, stabilizing agents, and advanced laboratory equipment. Additionally, skilled personnel with expertise in chemistry, materials science, and nanotechnology are crucial for the successful production of these specialized materials.
Production outputs
Colloidal precious metals produced under HS code 284310 find applications in a wide range of industries. They are used as catalysts in chemical processes, as conductive materials in electronic devices, and as contrast agents in medical imaging. The outputs of this industry are often consumed by manufacturers of 851770 Electronic integrated circuits, 901890 Medical instruments and appliances, and 840999 Parts suitable for use solely or principally with the engines of heading 84.07 or 84.08, among others.
Revisions to 284310
Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 284310. The most recent 1 version of this code (284310) is in the HS v2022 system (this version):
This page shows the most recent version of code 284310.
Older versions
Family tree for colloidal precious metals; whether or not chemically defined
graph LR A["<a href='/classifications/hs/v2022/28'>28: Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes</a>"] A --> B["<a href='/classifications/hs/v2022/2843'>2843: Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals</a>"] B --> C["<a href='/classifications/hs/v2022/284310'>284310: Colloidal precious metals; whether or not chemically defined</a>"] B --> D["<a href='/classifications/hs/v2022/284321'>284321: Silver compounds; silver nitrates</a>"] B --> E["<a href='/classifications/hs/v2022/284329'>284329: Silver compounds; excluding silver nitrates</a>"] B --> F["<a href='/classifications/hs/v2022/284330'>284330: Gold compounds</a>"] B --> G["<a href='/classifications/hs/v2022/284390'>284390: Inorganic or organic compounds of precious metals, n.e.c.; amalgams</a>"] %% Color coordination by level classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px %% Apply classes class A level2 class B level4 class C level6 class D level6 class E level6 class F level6 class G level6 class C highlight %% class A level1 %% class B,C level2 %% class D,E,F,G,H,I level2 %% class J,K,L,M,N,O,P level3 %% class C highlight