3824.99 - Other:

Sub-classifications

Commodity Code

Description

Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each:
- 3824 9911 00
  
  In the form of ingots
- 3824 9919 00
  
  Other
Other:
- Mixtures containing 5 percent or more by weight of one or more aromatic or modified aromatic substances:
- Mixtures of two or more inorganic compounds:
  - 3824 9931 00
    
    Of bismuth
  - 3824 9932 00
    
    Of hydrosulfite compounds, of sulfoxylate compounds, or of both
  - 3824 9933 00
    
    Of mercury
  - 3824 9934 00
    
    Of molybdenum
  - 3824 9935 00
    
    Of tungsten
  - 3824 9936 00
    
    Of vanadium
  - 3824 9939
    
    Other
    
    3824 9939 10
    
    Of lithium nickel cobalt manganese oxides
    
    3824 9939 90
    
    Other
- 3824 9941
  
  Fatty substances of animal or vegetable origin and mixtures thereof
  - 3824 9941 40
    
    Mixtures of fatty acid esters
  - 3824 9941 90
    
    Other
- Other:
  - 3824 9949 00
    
    Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gas
  - Mixtures of halogenated hydrocarbons:
    
    3824 9950 00
    
    Chlorinated but not otherwise halogenated
    
    3824 9955 00
    
    Other
  - Other:
    
    3824 9970 00
    
    Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishings
    
    3824 9975
    
    Naphthenic acids, their water-insoluble salts and their esters
    
    3824 9975 10
    
    Naphthenic acids
    
    3824 9975 50
    
    Other
    
    3824 9993
    
    Other
    
    Mixtures of acyclic, monohydric, unsubstituted alcohols:
    
    3824 9993 10
    
    Containing C11 or lower alcohols only
    
    3824 9993 20
    
    Containing C12 or higher alcohols only
    
    3824 9993 30
    
    Other
    
    3824 9993 61
    
    Mixtures consisting mainly of chemicals containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms
    
    3824 9993 86
    
    Mixtures of a kind containing magnesium used as a desulfurization reagent
    
    3824 9993 97
    
    Other

Overview

This category, HTS 3824.99, serves as a residual classification for a wide array of chemical products and preparations not specifically listed elsewhere within Chapter 38. It encompasses mixtures and preparations of natural products, as well as synthetic chemical substances, that do not fit into more precisely defined subheadings. The key criterion for classification here is that the product must be a chemical preparation not elsewhere specified or included, and it must not fall under the more specific categories of prepared binders for foundry molds or cores, nor the specialized glycols and phosphonates found in sibling categories.

Distinguishing this category from its siblings, HTS 3824.91.00.00 and 3824.92.00.00, is crucial. The sibling categories are dedicated to highly specific phosphonate-based mixtures and polygylcol esters of methylphosphonic acid, respectively. Therefore, any chemical product that is not composed primarily of these particular phosphonates or does not consist of polygylcol esters of methylphosphonic acid, but still qualifies as a miscellaneous chemical product, would generally be directed to the more general 3824.99 classification.

The subcategories within HTS 3824.99 provide further refinement for specific types of cultured crystals and other residual chemical preparations. The "Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each" subheading isolates specific synthetic crystalline materials used for industrial or scientific purposes, provided they meet the weight threshold and are not primarily intended as optical elements. The subsequent "Other" subdivision within this level captures any remaining chemical products and preparations that do not qualify for the more specific cultured crystal designation, continuing the residual nature of the parent category.

Go up to 3824 · Go up to Chapter 38: Miscellaneous chemical products

3824.99 - Other:

Sub-classifications

Overview

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