Recommended products: Direct Black EX( Direct Black 38),  Direct Sky Blue 5B( Direct Blue 15),  Direct Copper Blue 2B( Direct Blue 151),  Direct Yellow G( Direct Yellow 12),  Acid Red 3R( Acid Red 18),  Acid Red 18( Congo Red,  Direct Red 28),  Sulphur Black BR( Sulphur Black 1),  Acid Black ATT,  Direct Yellow R( Direct Yellow 11),  Acid Orange II( Acid Orange 7),  Metanil Yellow( Acid Yellow 36),  Direct Scarlet 4BS( Direct Red 23),  Rhodamine B( Basic Violet 10),  Auramine O( Basic yellow 2)