Citric Acid Monoglyceride
Partial ester of citric acid and glycerol, featuring multiple carboxyl, ester, and hydroxyl oxygen functions. Classified 2918.99.5000 per Chapter 29 ester classification rules. Used as emulsifier in food and cosmetics.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified under specific citric acid and salt provisions
Citric acid derivatives have dedicated subheadings before 'other' category.
If when modified to exhibit enzymatic modification properties
Enzyme-modified esters fall under Chapter 35 per exclusion note (h).
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Import Tips & Compliance
• HLB value and saponification number required to confirm ester identity
• FDA 21 CFR 182.3149 compliance documentation for direct food additive use
• Free citric acid content >5% may trigger dual classification consideration
Related Products under HTS 2918.99.50.00
Polyethylene Glycol Diacetate
Diacetate ester of polyethylene glycol, featuring multiple acetate ester groups and ether oxygen functions on the PEG chain. Classified in 2918.99.5000 as carboxylic ester with additional oxygen function. Used in pharmaceuticals and polymer synthesis.
Lactic Acid Oligomers
Linear oligomers of lactic acid (3-10 monomer units) with terminal carboxylic acid and hydroxyl functions. Classified 2918.99.5000 due to multiple oxygen functions on the hydroxy acid chain. Used as biodegradable plasticizers and pharma intermediates.
Tartaric Acid Esters
Mono- or diesters of tartaric acid with C1-C6 alcohols, retaining free carboxyl and hydroxyl functions. HTS 2918.99.5000 as carboxylic acids with additional oxygen function. Used in chiral synthesis and food antioxidants.
Triacetin (Glycerol Triacetate)
Triacetin is the triester of glycerol and acetic acid, classified under HTS 2918.99.5000 as a carboxylic acid ester with additional oxygen function (multiple ester groups). It is a chemically defined organic compound used as a plasticizer, solvent, and pharmaceutical excipient. This fits Chapter 29 note (A) for esters classified by the later-occurring compound.
Glyceryl Monostearate (GMS)
Glyceryl monostearate is a monoester of glycerol and stearic acid, providing both ester and alcohol oxygen functions, classified in 2918.99.5000. Used as an emulsifier in food, cosmetics, and pharmaceuticals. Meets Chapter 29 criteria for chemically defined carboxylic esters with additional oxygen functions.
Monoacetin (Glycerol Monoacetate)
Monoacetin is the monoester of glycerol and acetic acid, with two free hydroxyl groups providing additional oxygen functions. Falls under HTS 2918.99.5000 as chemically defined ester. Used as humectant, solvent, and in nicotine delivery systems.