Essential substances found in
minute quantities that regulate the proper functioning of cells

Micronutrient

Explanation:Micronutrients are nutrients that are required in small quantities or trace amount. They aid normal body functioning examples include minerals,vitamins. When micronutrients are in low quantity below critica level the effect can be visible and detrimental. They aid growth and body development,boost immune system. Example include Iron,Zinc,copper,molybdenum.

Micronutrients

Explanation:

Micronutrients are essential substances found in smaller quantities that help in proper functioning of the cells.

These include microminerals or vitamins.

Microminerals or trace elements like iron, chromium, Cobalt, iodine, magnesium, selenium, maganese, zinc e.t.c.

Vitamins like vitamin A, C, D, E, B.

Vitamins are essential for blood clot, immune boosting, energy production and some other functions.

Minerals are essential for body growth, bone formation e.t.c.

surface modification is a versatile tool and has been widely used in material science and engineering that has significantly facilitated the study and characterization of complex materials. at  matexcel, experienced experts in surface science can offer tailored efforts to meet the specific needs from our clients.

not sure if this what   you'r looking for would be percent composition