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What matters should be paid attention to in sulphur black dyeing?
1. Sulphur black dyes are water-resistant dyes, so the sulphur dyes do not have dyeing ability for cotton. However, it has good dyeing properties for cotton when the dye is reduced to leuco in alkali sulfide solution. The dyeing of sulfur dyes is carried out in sodium sulfide solution. 2. Operati...Read more -
What are the factors that affect the price of basic rhodamine b?
Basic rhodamine b is common to see in industrial dyes and widely used in various industries like paper industry, wood industry, pigment industry and so on. With the continuous development and progress of industries, the demand for basic rhodamine b is also increasing. What are the factors that af...Read more -
What is basic Rhodamine B? Where to buy best quality Rhodamine B?
Basic Rhodamine, also known as basic rhodamine b, basic rhodamine pink red (diluted commercial name), basic fluorescent red 8B, rhodamine B. Dye Index No. C. I. BASIC VIOLET 10 (45170). The basic rhodamine B is condensed by phthalic anhydride after adding sulfuric acid to M-hydroxy diethylaniline...Read more
