Intermediate
Name:
1-Naphthol-4-Sulfonic Acid
No.: ITM-009
GENERAL INFORMATION
|
• CAS NO |
84-87-7 |
|
• GRADE |
Dye Intermediate |
|
• FORMULA |
C10H8O4S |
|
• MOLECULAR WEIGHT |
224.23 |
PROPERTIES
|
• Appearance |
White Powder |
|
• Solubility |
Soluble in water |
|
• Melting Point |
170℃ |
SPECIFICATIONS
|
• 1- naphthol-4-sulfonic acid |
≥65% |
|
• 1- naphthylamine-4-sulfonic acid (count by 100% 1-naphthol-4-sulfonic acid) |
≤1.2% |
|
• Sulfur dioxide (count by 100% 1-naphthol-4-sulfonic acid) |
≤0.3% |
APPLICATION
• Used in making sulphonazo dying
PACKING
• Plastic woven bag lined with plastic bag
25kg/bag
STORAGE AND TRANSPORTATION
• Store in cool, ventilated and dry place.
Keep away from solarization and drench.
