흰색 결정 순도 99.6% H3BO3 중국 브랜드 보리산

Video Description:
Discover the high-quality Technical Grade Purity 99.6% White Crystal Boric Acid, with Boron Oxide content exceeding 56%. Ideal for fertilizers, glass industry, and more, this Chinese brand boric acid is widely used in Japan, Egypt, and other markets.