Membership agreement

When Pigment is a Friend

The pigment that makes pigmentation possible can be divided into three types.The first type, which is also called a “primary pigment” and is composed primarily of pigments called melanin, is
sales contract

How to use pigments in your aquarium

In the early 1900s, pigments were the first of their kind, and in the United States, they were used primarily in cosmetics, cosmetics for cosmetic purposes, and pigments for decorative