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What is the migration resistance of pigments in plastics? How is it tested? The dispersion of pigments is of great significance to the coloring of plastics. for coloring
Analysis on eggshell color and luster characteristics of brown-shelled eggsA series of physiological events will occur in the epithelial tissue cells of the eggshell glandular mucosa of the hen’s uterus during laying
Analysis of 200 test questions of Guanye knowledge1. Generally speaking, a drug can be prepared in multiple dosage forms with the same pharmacological effect, but the route of administration
About Us Shanghai Qiguang Industry and Trade Co., Ltd. was founded in 1988. As an excellent supplier of polyurethane catalysts, we
How to distinguish color paste, color essence, color masterbatch, and pigment color paste, as the name implies, it is a kind of pigment concentrate, which uses different pigments to
Frequently asked questions about color paste application! ! ! 1 The color paste is added to the paint, and the color floats on the surface Reason 1) The difference in surface tension between the color paste and the paint is too large
The essentials and skills of color paste coloring The following text will mainly talk about the essentials of color matching (complementary color)! If the chroma is different when toning, it should be
Introduction to the use of water-based color paste! 1. Introduction to water-based color paste Water-based color paste refers to the wetting and dispersion of organic or inorganic pigments in surfactants
The paper towel fades as soon as it is sucked, can this drink still drink? Recently, a video titled “Beverages will fade when stirred with paper towels” has attracted attention on the Internet.
Soy sauce is full of “technology and hard work”? Is “0 added” really better? Recently, there has been a “resurgence” in the field of food safety, a series of crackdowns
Analysis of 39 test points of relevant professional knowledge 1. Generally speaking, a drug can be prepared in multiple dosage forms with the same pharmacological effect, but the route of administration
Relevant professional knowledge 39-100 test points analysis 40. The targeting of pharmaceutical preparations can be determined by the relative uptake rate (re), targeting efficiency
