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| Sweet essence than intensity value |
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| People use other terms in the sense of smell, feels the same threshold (minimum to sniff out concentration), is the first word for spices aroma intensity evaluation. Although everyone feel different for each kind of spices, as a spice, there are several different experimental data but from a statistical standpoint, it is very meaningful. A spice of threshold value is smaller, its aroma intensity. The reciprocal of threshold, it is generally believed that the aroma of spices intensity value. As is known to all, the aroma of ethyl vanillin strength than sweet LanSuJiang about three times, but in some of the data of ethyl vanillin threshold value is higher than vanillin! A turkic ketone in the water of the threshold is 0.002 PPB, b a turkic ketone in the threshold is 1.5 100 PPB in the water, the aroma of both strength may vary more than 750 times! Threshold is 40 salicylic acid methyl ester in the water, caryophyllene threshold is 64 in the water, and the intensity of the fragrance of the considered a difference of more than 10 times! Sweet flavor than strong value can use sweet spices than strong and formula calculation, now give a jasmine essence example. Its strong fragrant than value of (50 * 25 + 100 + 250 + 10 * 10 * 10 * 10 * 10 + 2 + 4 + 1 * 600 * 5 + 5 * 160) / 100 = 62.90. Sweet than strong values of application is very wide, for using incense factory, the most important thing is that can intuitively know purchase ready to purchasing the essence of "aroma intensity", because "the intensity of aroma" is related to the dosage of the essence, which directly affect the preparation cost. Preparation a shampoo, for example, the original with a jasmine fragrance, perfume than strong value is 100, addition amount of 0.5%, now want to switch to another kind of fragrance, perfume than strong value is 125, apparently just add 0.4%. |
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