Methylene Blue 2B 
(C. I. BASIC BLUE 9) 
[ Molecular Formula ]: C16H18ClN3S 
[ Colour Index ]: C. I. Basic Blue 9 
[Cas No]. 61-73-4 
[Molecular Weight]: 319.8522 
[H. S. Code]: 3204130000 
[Colour Index Number ]: 52015 
[Appearance]: Dark Red Brown Powder 
[Strength]: 100% 
[Shade tone]: To the similar standard of the factory 
[Insuluble%]: 0.25Max 
[Moisture%]: 0.8Max 
[Properties]: It is very soluble in water and alcohol 

[Applications]: Basic dyes are salts of the colored organic bases containing amino and imino groups and also combined with a colorless acid, such as hydrochloric or sulfuric. They are brilliant and most fluorescent among all synthetic dyes but have poor light and wash fastness. Cotton dyes having higher fastness properties replace in dyeing cotton for them. Basic dyes are cationic which has positive electrical charge and are used for anionic fabrics which are negative-charge-bearing, such as wool, silk, nylon, and acrylics where bright dying is the prime consideration. 
[ Use ]: Dyeing Acrylic, Paper, Moisquito Coils, Leather, Silk, and can be used to for Paint and drawing. 

[Packages]25kgs, 30kgs, 35kgs, 40kgs, 50kgs Iron Drums, Cartons or Bags, Two sets of PP bags inside 

[Storage & Transportation]: The product must be stored in shade, dry & well-ventilated warehouse. Avoid to be contacted with oxidizing chemicals and combustible organic substances. Keep it away from direct sunlight, heat, sparks and open flames. Carefully handle the product and avoid damaging the package. 
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