Barter is the present and the future of international trade, especially for people who is starting in the import export business. Barter and more: Triangular operations.
Acid Black 10B is also called Acid Black 1, or Amino Black 10B. We supply Acid Black 10B 100% and 120%. Dark brown powder, soluble in water, blue black in aqueous solution, blue in ethanol, slightly soluble in acetone and insoluble in other organic solvents.…
