§ 172.115 BHT.
The food additive BHT （butylated hydroxytoluene）, alone or in combination with other antioxidants permitted in this subpart B may be safely used in or on specified foods, as follows:
（a） The BHT meets the following specification: Assay （total BHT） 99 percent minimum.
（b） The BHT is used alone or in combination with BHA, as an antioxidant in foods, as follows:
| Food | Limitations (total BHA and BHT) parts per million |
| Dehydrated potato shreds | 50 |
| Dry breakfast cereals | 50 |
| Emulsion stabilizers for shortenings | 200 |
| Potato flakes | 50 |
| Potato granules | 10 |
| Sweetpotato flakes | 50 |
（c） To assure safe use of the additive:
（1） The label of any market package of the additive shall bear, in addition to the other information required by the Act, the name of the additive.
（2） When the additive is marketed in a suitable carrier, in addition to meeting the requirement of paragraph （c）（1） of this section, the label shall declare the percentage of the additive in the mixture.
更多关于美国 FDA 已批准的直接用于人类食品的添加剂种类法规，请点击美国FDA 21 CFR 第172部分已批准的直接用于人类食品的添加剂种类汇总
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