High quality Methylene blue cas 61-73-4

High quality Methylene blue cas 61-73-4

production method
Nitrosation by N,N-dimethylaniline, reduction to produce p-amino dimethylaniline, oxidation, sulfidation and condensation with sodium dichromate and sodium thiosulfate, then salt and salt with zinc chloride Analyze, filter and dry the finished product. Raw material consumption (kg/t) N, N-dimethylaniline 790 Sodium nitrite 250 Sulfuric acid 760 Hydrochloric acid (31%) 500 Sodium dichromate (95%) 1400 Sodium thiosulfate 830 Refined aluminum sulfate 1060 Copper sulfate 52 Chlorine Zinc 372 Iron Powder 650
use
For linen, silk fabric, paper dyeing and bamboo, wood coloring. It can also be used in the manufacture of inks and lakes, as well as dyeing of biological and bacterial tissues. It can be combined with Basic Violet 5BN and Yellow Dextrin in a 78:13:9 ratio to Basic Blue.

why choose us ? 

1.Full experience of large numbers containers loading in Chinese sea port.
2.Fast shipment by reputed shipping line.
3.Packing with pallet as buyer’s special request.
4.Best service after shipment with e mail.
5.Cargoes together with container sales service available.
6.Full experience for Canada & Japan export.
7.Cargoes photo before and after loading into container.
8.Raw materials from Chinese origin.

Product expansion

1> Cosmetic Raw Materials: Cosmetics is a variety of raw materials through a reasonable deployment of processing from the compound mixture. Cosmetics with a wide range of raw materials, different performance. According to the Raw Material properties and uses of cosmetics, can be divided into matrix materials and auxiliary raw materials in two categories.

2> Active Pharmaceutical Ingredients(API): API refers to the raw materials in the production of various types of preparations, which is the active ingredient in powder,crystal and paste for medicine use through chemical synthesis,plant extract, and preparations of biotechnology institute.

3> Fragrance And Spices: Spices are an important part of fine chemicals, it is composed of natural spices, synthetic spices and single fragrance.

4> Organic Raw Material: Intermediates are also known as organic intermediates. The use of coal tar or petroleum products as raw materials to produce dyes, resins, additives, and other intermediates.

5> Chemicals Used In Paints: Paint, the traditional Chinese name is paint. So-called coating is coated on the surface of the object that be protected or be adornment, and with the continuous film coating to form strong adhesion.

6> Pharmaceutical Intermediates: The so-called pharmaceutical intermediates, refers to the production of pharmaceutical products in the process, the use of raw materials, materials, accessories and other intermediate products.

7> Agricultural Chemicals: Research and agriculture related chemical, including pesticide, plant growth regulator, fertilizer, compound fertilizer, herbicide etc.