β-Carotene CAS 7235-40-7 belongs to carotenoids, which are widely present in nature and the most stable natural pigment. It is an orange colored fat soluble compound with a glossy rhombohedral or crystalline powder, mainly derived from green plants and natural foods such as yellow and orange fruits. The dilute solution of β – carotene appears orange yellow to yellow, with an orange tint as the concentration increases, and may appear slightly red due to different solvent polarities.
| 项目 | 标准 |
| 含量 | 96%-101% |
| 颜色 | 紫红色或红色的粉末 |
| 气味 | 无气味 |
| 识别 | 它应按照规定 |
| 残留物在燃烧 | ≤0.2% |
| 干燥损失 | ≤0.2% |
| 熔点 | 176°C-182°C |
| 重金属(铅) | ≤5mg/公斤 |
| 砷(AS) | ≤5mg/公斤 |
1.β–胡萝卜素是使用作为增强营养、食用的橙色的颜料和食物着色剂。 中国的法规规定，可以使用各种类型的食物和使用在缓和根据生产需要。 主要用于人造黄油、面条和糕点、饮料和健康的食品。
2. 抗氧化剂，可以作为一个临的氧化剂或抗氧化剂，由于它抑制自由基诱导体过氧化作用。 膳食补充剂对于小鼠减少的听力损失和毛细胞的损害。
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