Standard:(QB )

Index name	Index
Appearance	White or offwhite crystal
MP	119-123
Assay %	98
Ash %	0.1

Performance:white crystal ,MP 122;

Usage: Used as intermediate of medicine and dyes, used in antioxidant, stabilizer, used in the dyeing of textile and superficiality

Package & storage :25kg 40kg in cardboard drum lined with plastic bag , avoid hot, moisture, oxygen