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Oxaloacetic Acid

Oxaloacetic acid features a ketone group beta to the carboxylic acid, meeting HTS 2918.30.90.00 for keto-functional carboxylic acids. It plays a critical role in the citric acid cycle and biochemical studies.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+25.0%28.7%
🇲🇽Mexico3.7%—3.7%
🇨🇦Canada3.7%—3.7%
🇩🇪Germany3.7%—3.7%
🇯🇵Japan3.7%—3.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2918.21Lower: 16.5% vs 28.7%

If aldehyde function dominates spectrum

Carboxylic acids with aldehyde function specified separately in 2918.21.

3822Lower: 10% vs 28.7%

If for laboratory reagents diagnostic kits

Diagnostic reagents exclude from chapter 29 per exclusions.

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Import Tips & Compliance

• Ship as stabilized dihydrate form to maintain integrity during transport

• Include TSCA certification for US environmental compliance

• Avoid declaring as plain dicarboxylic (2917) due to prominent ketone IR absorption

Related Products under HTS 2918.30.90.00

4-Hydroxyphenylpyruvic Acid

4-Hydroxyphenylpyruvic acid is a keto acid featuring both a carboxylic acid group and a ketone functionality, classifying it under HTS 2918.30.90.00 as a carboxylic acid with ketone function but without other oxygen functions beyond those specified. It is used in biochemical research and as an intermediate in pharmaceutical synthesis.

Benzoylformic Acid

Benzoylformic acid (phenylglyoxylic acid) is an aromatic alpha-keto acid with both carboxylic and ketone groups, falling under HTS 2918.30.90.00 for carboxylic acids with ketone function. It serves as a key intermediate in organic synthesis and pharmaceutical production.

Pyruvic Acid

Pyruvic acid (2-oxopropanoic acid) is the simplest alpha-keto acid with both carboxylic and ketone functionalities, fitting HTS 2918.30.90.00 criteria. It is essential in organic synthesis, cosmetics, and as a biochemical reagent.

Levulinic Acid

Levulinic acid (4-oxopentanoic acid) contains a ketone group gamma to the carboxylic acid, qualifying for HTS 2918.30.90.00. It is a platform chemical derived from biomass for polymer and fuel applications.

2-Ketobutyric Acid

2-Ketobutyric acid is an alpha-keto acid with four carbons, fitting HTS 2918.30.90.00 as a carboxylic acid with ketone function. Applied in amino acid synthesis and metabolic pathway studies.

3-Ketobutyric Acid

3-Ketobutyric acid, a beta-keto acid, contains ketone and carboxylic functions per HTS 2918.30.90.00 classification. Used in organic synthesis despite instability.