Form Powder Color Black , Green Packaging Size 25 Kg Categories Cold Brand , Medium Brand Types Chlorotriazine Dyes , Vinyl Sul, Mixed Dyes , Bi-Functional Dyes NAME OF PRODUCT VINYL SULESTER (ORTHO ANISIDINE BASE) Trade Name Amino Sulfone A-Ester Chemical Name 4-Amino 3-Methoxy nyl B Hydroxy Ethyl Sulfone Sulfate Ester Formula C9H13NO7S2 Molecular Weight 311.33 sical Appearance Dry Powder Description Grayish to Pinkish Powder Assay, by Nitrite Value 92% Minimum Insoluble 2.0% Maximum Iron Content 900 PPM Maximum Free Acetic Acid 0.7% Maximum Mesh Size 100% Pass (20Mesh) 75% Pass (50 Mesh) Assay, HPCL Area@254 NM 1. OXY-ESTER 2. PARA-ESTER 3. NON-ESTERFIED 4. O-ACETATE 92% Minimum 0.3% Maximum 1.0% Maximum 4.0% Maximum 4.0% Maximum Sales Basis On real content 100% basis Packing HDPE bags with Polythene 5 to 50 kg) and Jumbo Bags Uses Intermediate for Dyestuffs