北美地区采购需求：氨基酸、Max Uniquhumate100、Max Humibuild、M​​ax BlackPearl、黄腐酸钾、黄腐酸

I'm looking for quality suppliers of Humic and Fulvic acids, along with other agricultural chemicals suitable for the USA market. Our focus is on products that enhance soil health and crop productivity. Please provide detailed info on your product offerings, including specifications, pricing, and any certifications. We aim to establish a long-term partnership with reliable manufacturers. Looking forward to your quick response!