Para Nitro Ortho Sulphonic Acid

The Para Nitro Ortho Sulphonic Acid we are having is for industrial usage. This is a 98-99% pure acid that is a Mpdsa Dye Intermediate. It should be stored at room temperature for increasing its shelf life. It appears as a white crystal wet cake. This is 50% soluble in water and then it is clear and transparent in appearance. The most common end use of this acid is in dyes.

Specification

• Product Detailbr /> C.A.S. NO. 121 - 03 - 09
• Molecular Formula : C7H7SO5N
• Molecular Weight : 217
• Physical Appearance : White Crystal Wet Cake
• Solubility : 50% Solution in water is clear & transparent.
• Purity : Min 82% by Nitrite value
• Insoluble : 0.2% Max
• Free Acidity : 2% (Max) as H2SO4
• Purity by HPLC : 99 % (Min.)