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» Powdered Turmeric is Turmeric reduced to a fine or very fine powder.
Packaging and storage Preserve in well-closed containers, protected from light and moisture, and store at room temperature.
Labeling The label states the Latin binominal and, following the official name, the part of the plant contained in the article.
USP Reference standards 11
USP Bisdesmethoxycurcumin RS.
USP Curcumin RS.
USP Curcuminoids RS.
USP Desmethoxycurcumin RS.
Botanic characteristics It is deep yellow in color, with a characteristic aromatic odor. Under a microscope, Powdered Turmeric reveals thin-walled parenchyma cells containing starch granules, 15 to 30 mm in size, flat or disk shaped, gelatinized or ungelatinized; oil cells full of oil and scattered particles of orange-yellow pigments; prisms of calcium oxalate, usually obscured due to the bright yellow color of the pigment content, detected as bright orange prisms under a polarizing microscope; fragments of spiral vessels and a few reticulate and annular vessels; fragments of epidermal and cork cells; starch granules; scattered unicellular nonglandular trichomes; and the absence of bast fibers.
Other requirements It meets the requirements of the tests for Identification, Microbial enumeration, Absence of specified microorganisms, Water, Foreign organic matter, Total ash, Acid-insoluble ash, Alcohol-soluble extractives, Water-soluble extractives, Volatile oil content, Aflatoxins, Pesticide residues, Heavy metals, and Content of curcuminoids under Turmeric.USP32
Auxiliary Information Please check for your question in the FAQs before contacting USP.Chromatographic Column
USP32NF27 Page 1078Pharmacopeial Forum: Volume No. 33(6) Page 1232
Chromatographic columns text is not derived from, and not part of, USP 32 or NF 27.