peroxide number

简明释义

过氧化值

英英释义

例句

1.A high peroxide number 过氧化值 indicates that the oil may be rancid.

高的过氧化值 peroxide number 表明油可能已经变质。

2.Regular testing of the peroxide number 过氧化值 can help prevent spoilage in food products.

定期测试过氧化值 peroxide number 可以帮助防止食品变质。

3.The peroxide number 过氧化值 is an important parameter in assessing the stability of oils.

在评估油的稳定性时，过氧化值 peroxide number 是一个重要参数。

4.To ensure product quality, we need to measure the peroxide number 过氧化值 of the fats used in production.

为了确保产品质量，我们需要测量生产中使用的脂肪的过氧化值 peroxide number。

5.The laboratory reported that the peroxide number 过氧化值 of the oil sample was higher than acceptable limits.

实验室报告称，油样的过氧化值 peroxide number 超出了可接受的限制。

作文

The evaluation of fats and oils is crucial in various industries, particularly in food and cosmetics. One of the key parameters used to assess the quality and stability of these substances is the peroxide number. The peroxide number is a measure of the extent to which an oil or fat has undergone oxidation. It quantifies the amount of peroxides and hydroperoxides present in the sample, which are primary oxidation products formed when fats and oils react with oxygen. A high peroxide number indicates that the oil is rancid, meaning it has deteriorated and may not be safe for consumption or use. Understanding the significance of the peroxide number is essential for manufacturers and consumers alike. For producers, monitoring this parameter helps ensure product quality and shelf life. When oils are stored improperly or for extended periods, they become more susceptible to oxidation, leading to an increased peroxide number. This not only affects the flavor and aroma of the product but can also pose health risks due to the formation of harmful compounds during the oxidation process.From a consumer perspective, being aware of the peroxide number can guide choices regarding food safety. When purchasing oils or packaged foods, consumers can look for information regarding the peroxide number on labels or inquire about it from manufacturers. A lower peroxide number generally signifies fresher and higher-quality products. Additionally, consumers should be cautious about storage conditions; keeping oils in cool, dark places can help maintain a lower peroxide number over time.In laboratory settings, determining the peroxide number involves specific analytical methods. These methods typically include titration processes where the sample is treated with a reagent that reacts with the peroxides. The resulting data provides insight into the oxidative state of the fat or oil, allowing for proper classification and quality control. Regular testing for the peroxide number is a standard practice in the food industry to minimize risks associated with rancidity.Moreover, the peroxide number is not only relevant in food products but also plays a significant role in the cosmetic industry. Many cosmetic formulations contain oils that can oxidize over time, affecting their efficacy and safety. Thus, manufacturers must keep a close eye on the peroxide number to ensure that their products remain stable and effective throughout their intended shelf life.In conclusion, the peroxide number serves as a critical indicator of the quality and safety of fats and oils in various applications. Whether for food production or cosmetic formulation, understanding and monitoring the peroxide number is vital for ensuring product integrity and consumer safety. As awareness of food and product quality continues to grow, the importance of the peroxide number will undoubtedly remain a focal point in quality control processes across multiple industries.

脂肪和油的评估在各个行业中至关重要，尤其是在食品和化妆品领域。用于评估这些物质的质量和稳定性的关键参数之一是过氧化值。过氧化值是衡量油或脂肪氧化程度的指标。它量化了样品中存在的过氧化物和氢过氧化物的数量，这些是当脂肪和油与氧气反应时形成的主要氧化产物。高过氧化值表明油已经变质，意味着它已经恶化，可能不适合消费或使用。理解过氧化值的重要性对制造商和消费者来说都是必不可少的。对于生产者来说，监测这一参数有助于确保产品质量和保质期。当油脂储存不当或时间过长时，它们更容易受到氧化，从而导致过氧化值的增加。这不仅会影响产品的味道和香气，还可能由于氧化过程中形成有害化合物而带来健康风险。从消费者的角度来看，了解过氧化值可以指导食品安全的选择。在购买油或包装食品时，消费者可以查看标签上的过氧化值信息，或向制造商询问。较低的过氧化值通常意味着更新鲜和更高质量的产品。此外，消费者还应注意储存条件；将油脂保存在阴凉、黑暗的地方可以帮助在一段时间内保持较低的过氧化值。在实验室环境中，确定过氧化值涉及特定的分析方法。这些方法通常包括滴定过程，其中样品与反应过氧化物的试剂反应。所得到的数据提供了关于脂肪或油的氧化状态的见解，从而允许进行适当的分类和质量控制。定期检测过氧化值是食品行业中的一项标准做法，以最小化与变质相关的风险。此外，过氧化值不仅与食品产品相关，也在化妆品行业中发挥着重要作用。许多化妆品配方中含有油脂，这些油脂会随着时间的推移而氧化，影响其功效和安全性。因此，制造商必须密切关注过氧化值，以确保其产品在预期的保质期内保持稳定和有效。总之，过氧化值作为脂肪和油在各种应用中的质量和安全性的重要指标。无论是食品生产还是化妆品配方，理解和监测过氧化值对确保产品完整性和消费者安全至关重要。随着人们对食品和产品质量意识的不断提高，过氧化值的重要性无疑将在多个行业的质量控制过程中继续成为焦点。