General Neutral black dyestuff for inks, resins and other applications solution of Acid Black 2 dye with improved water fastness. Purified powder product is available as Nigrosin WLF Applications: - Water-based inks
- Aqueous resins (urea formaldehyde, melamine formaldehyde, phenol formaldehyde)
- Office supplies
- Polishes
- Wood stains
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