HS Code for Tantalum crucibles

HS Code 8103.91 covers crucibles made of tantalum. Tantalum is a transition metal highly resistant to corrosion and heat, making it ideal for laboratory and industrial melting processes involving aggressive chemicals or high temperatures. This classification is based on the material composition (tantalum) and the specific article type (crucible). Under Chapter 81, which deals with "Other base metals," tantalum articles are categorized by their form and function. Crucibles are specifically called out in this subheading due to their importance in high-temperature metallurgy, crystal growth, and chemical analysis. The classification applies to crucibles of all sizes, provided they are made primarily of tantalum or tantalum alloys where tantalum predominates by weight. These items are distinct from general laboratory glassware or ceramic refractory goods because of the specific properties of the base metal. The durability of tantalum in vacuum and inert atmospheres at temperatures exceeding 2000 degrees Celsius makes these crucibles specialized tools for advanced material science.

Products Included

• Pure tantalum crucibles
• Tantalum alloy crucibles
• High-temperature tantalum melting pots
• Tantalum evaporation crucibles
• Laboratory tantalum vessels for chemical analysis

Common Misclassification

Tantalum crucibles are often misclassified under HS Code 6903, which covers refractory ceramic goods (like graphite or alumina crucibles). However, because these are made of base metal, they must stay in Chapter 81. Another common error is using HS Code 8103.99, which is the residual category for "Other" articles of tantalum. Since 8103.91 specifically names crucibles, it must be used according to the principle of specific description over general description.

FAQ

What is the HS code for a tantalum crucible?

The specific HS code for crucibles made of tantalum is 8103.91.

Are all metal crucibles classified under 8103.91?

No, only those made of tantalum. Crucibles made of other metals like platinum are classified under 7115, and those of iron or steel under 7325 or 7326.