更多關(guān)于已證實(shí)屬于一般公認(rèn)為安全（GRAS）的可直接加入食品中的物質(zhì)種類，請(qǐng)點(diǎn)擊美國(guó)FDA 21 CFR 第184部分已證實(shí)屬于一般公認(rèn)為安全（GRAS）的可直接加入食品中的物質(zhì)種類匯總
§ 184.1351 Gum tragacanth.
?。╝） Gum tragacanth is the exudate from one of several species of Astragalus gummifier Labillardiere, a shrub that grows wild in mountainous regions of the Middle East.
（b） The ingredient meets the specifications of the “Food Chemicals Codex,” 3d Ed. （1981）, p. 337, which is incorporated by reference. Copies may be obtained from the National Academy Press, 2101 Constitution Ave. NW., Washington, DC 20418, or may be examined at the National Archives and Records Administration （NARA）. For information on the availability of this material at NARA, call 202–741–6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.
?。╟） The ingredient is used in food under the following conditions:
Maximum Usage Levels Permitted
| Food (as served) | Percent | Function |
| Baked goods and baking mixes, §170.3(n)(1) of this chapter | 0.2 | Emulsifier and emulsifier salt, §170.3(o)(8) of this chapter; formulation aid, §170.3(o)(14) of this chapter; stabilizer and thickener, §170.3(o)(28) of this chapter. |
| Condiments and relishes, §170.3(n)(8) of this chapter | 0.7 | Do. |
| Fats and oils, §170.3(n)(12) of this chapter | 1.3 | Do. |
| Gravies and sauces, §170.3(n)(24) of this chapter | 0.8 | Do. |
| Meat products, §170.3(n)(29) of this chapter | 0.2 | Formulation aid, §170.3(o)(14) of this chapter; stabilizer and thickener, §170.3(o)(28) of this chapter. |
| Processed fruits and fruit juices, §170.3(n)(35) of this chapter | 0.2 | Emulsifier and emulsifier salt, §170.3(o)(8) of this chapter; formulation aid, §170.3(o)(14) of this chapter; stabilizer and thickener, §170.3(o)(28) of this chapter. |
| All other food categories | 0.1 | Do. |
（d） [Reserved]
?。╡） Prior sanctions for this ingredient different from the uses established in this section do not exist or have been waived.
[42 FR 14653, Mar. 15, 1977, as amended at 42 FR 55205, Oct. 14, 1977; 49 FR 5612, Feb. 14, 1984]
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編輯：foodfagui