Experienced exporter with 10+ years in chemical distribution. Warehousing and manufacturing across China support global delivery. Stable and ready-to-ship: BMK (5449-12-7) and PMK (28578-16-7) powders—used in fine chemical synthesis with consistent quality. Hot CAS numbers: 49851-31-2, 1009-14-9, 136-47-0, 2050-07-9, 5086-74-8, 94-24-6, 1451-82-7, 52190-28-0, 5337-93-9, 62-44-2, 80532-66-7, 14769-73-4, 1625-45-9, 20320-59-6, 123-75-1