Factory Supply High Purity 1-Amino-2-Naphthol-4-Sulfonic Acid CAS No. 116-63-2 with Competitive Price

• CAS No.: 116-63-2
• Formula: C10h9no4s
• EINECS: 204-147-3
• Classification: 1-Amino-2-Naphthol-4-Sulfonic Acid
• Appearance: Powder
• Grade Standard: Reagent Grade
• Model NO.: IND
• Acid Strength: Weak Acid
• Kind: Organic Acid
• Quality: Tech Grade
• Packaging: Plastic Drum
• Density: 1.4338 (Rough Estimate)
• Melting Point: 295ºC
• Boling Point: 466ºC
• Water Solubility: Insoluble
• Transport Package: 25 Kgs Fiber Drums
• Specification: 99.5%
• Trademark: Sinochembt
• Origin: Shenyang
• HS Code: 29222100
• Production Capacity: 500kgs Per Month

Product Description

Grade                                                   ACS
Appearance                                             
Infrared spectrometry      
Purity                                                  ≥98.0 % (Titration by NaOH)
Residue on ignition (Ash)       ≤0.1 %
Sulfate                                            ≤0.2 %
Sensitivity to Phosphate    Test Pass

97%:

Appearance                                        
Infrared spectrometry      
Purity                                                   ≥97.0 % (Titration by NaOH)
Drying loss                              ≤3.0 %
                                                               

4-Amino-3-hydroxy-1-naphthalenesulfonic acid is used as mordant dyes and acid dyes intermediate.